Dr. Michio Kaku recently consolidated his position as Americas most visible physicist by acting as the voice of the science community to major news outlets in the wake of Japans major earthquake and the recent Fukushima nuclear crisis. Dr. Kaku is one of those rare and prized few
who possesses both the hard science chops (he built an atom smasher in his garage for a high school science fair and is a co-founder of string theory) and the ability to reduce quantum physics and space time to laymans terms. The author of Physics of the Impossible has also followed up with a new book, Physics of the Future, that aims to convey how these very principles will change the future of science and its impact in our daily modern life. (Make sure to enter our Facebook fan giveaway to win a free copy this week!) Dr. Kaku graciously sat down with ScriptPhD.com’s physics and astronomy blogger, Stephen Compson, to talk about the recent earthquake, popular science in an entertainment-driven world, and his latest book. Full interview under the “continue reading” cut.
Hang on Mom, Im Building an Atom Smasher!
Michio Kaku’s multi-faceted success may seem to be, as Einstein said, the hallmark of true mastery over any advanced subject. But to fully appreciate the extent of Dr. Kakus gift for patient summary to the scientifically ignorant, ask yourself when you last saw an internationally respected physicist appear on Fox & Friends.
Its not that you want to be this kind of person when youre a young kid, the doctor tells me in the middle of his post-quake media marathon: Im sure that when Carl Sagan was a young astronomer, he did not say that he wanted to do this. When Carl Sagan was a kid, he read Science Fiction. He read John Carter of Mars and dreamed about going to Mars, thats how he got his start. For me it was daydreaming about Einsteins unified field theory. I didnt know what the theory was, but I knew that I wanted to take a hand in trying to complete it. So you dont really plan these things, they just sort of happen.
Another breadwinning talent that sets him apart from high-level physics peers is that Dr. Kaku isnt afraid to address technologies and phenomena that only exist in science fiction. His Physics of the Impossible is a scientific examination of phasers, force fields, teleportation, and time travel. One of the reasons ScriptPhD.com exists is that too many scientists will dismiss such concepts offhand, but Dr. Kaku has made a career of treating them seriously in published works, his radio broadcasts, and his TV show Sci Fi Science on the Science Channel. His latest book Physics of the Future: How Science Will Shape Human Destiny and Our Daily Lives by the Year 2100 puts forth the bold argument that technology will imbue men and women with godlike powers in less than a hundred years, with specific examinations of the current field and estimated times of arrival on things like artificial intelligence, telekinesis (through implanted brain sensors) and molecular medicine that will dramatically extend the human lifespan.
ScriptPhD: Most scientists are very cautious about making the kinds of predictions that you do in The Physics of the Future. Why do you think its important for scientists to address the unknown?
Michio Kaku: Because the bottom line is the taxpayer has to decide what to support with their tax money. With funds being so low, we scientists have to learn how to sing for our supper. After World War 2, we gave the military the atomic bomb. They were so impressed they just gave us anything we wanted: accelerators and atom smashers, all sorts of high-tech stuff. And then with the Cold War, the aerospace program pretty much got whatever it wanted. Now were back to normal: lean times where every penny is pinched, and we have to realize that unless you can interact with the taxpayer, youre going to lose your project.
Like what happened in 1993, we lost the Supercollider. That I think was a turning point in the physics community. This eleven billion dollar machine was lost and it went to Europe in a much smaller version called the Large Hadron Collider. We failed to convince the taxpayer that the Supercollider was worthwhile, so they said, Were not going to fund you. That was a shock. When it comes to non-military technology, where the public definitely has a say in these matters, unless we scientists can make a convincing argument to build space telescopes and particle accelerators, the public is gonna say, These are just toys. High tech toys for scientists. They have no relationship to me. So its important for very practical reasons, if only to keep our grants going, that we scientists have to learn how to address the average person. President Barack Obama has made this a national priority. He says, We have to create the Sputnik moment for our young people. My Sputnik moment was Sputnik.
Chasing Martian Princesses
SPhD: What could be the Sputnik moment for the children of today?
MK: We have the media, which is such a waste in the sense that you can actually feel your IQ get lower as you watch TV. But there is the Discovery Channel and the Science Channel and different kinds of programming where you can use beautiful special effects to illustrate exploding stars and Mars and elementary particles. This didnt exist when I was young. There were no Television outlets. It was just dry, dull books in the library that talked about these things. With such gorgeous special effects on cable television to explain these things, there is no excuse. These are cable outlets where we can reach the public, millions of them, with high technology.
I had two role models when I was a kid. The first was Albert Einstein. I wanted to help him complete his unfinished theory, the unified field theory. But on Saturdays I used to watch Flash Gordon on TV. I loved it! I watched every single episode. Eventually I figured out two things. First: I didnt have blond hair and muscles. And second, I figured out it was the scientist who drove the entire series. The scientist created the city in the sky, the scientist created the invisibility shield, and the scientist created the starship.
And so I realized something very deep: that science is the engine of prosperity. All the prosperity we see around us is a byproduct of scientific inventions. And thats not being made clear to young people. If we cant make it clear to young people theyre not going to go into science. And science will suffer in the United States. And that is why we have to inspire young people to have that Sputnik moment.
SPhD: So you think that science fiction is a good avenue for bringing people into science and getting them excited about it?
MK: We scientists dont like to admit this, its almost scandalous. But its true. The greatest astronomer of the twentieth century became the greatest astronomer of the twentieth century because of science fiction.
His name was Edwin Hubble. He was a small country lawyer in Missouri and he remembered the wonderment and passion he felt as a child reading Jules Verne. His father wanted him to continue in law; he was an Oxford scholar. But Hubble said no. He quit being a lawyer, went to the university of Chicago, got his PhD and went along to discover that the universe was expanding. And he did it all because as a child he read Jules Verne.
And Carl Sagan decided to become an astronomer because of Edgar Rice Burroughs John Carter of Mars series, because he dreamed of chasing the beautiful martian princess over the sands of mars.
Heres what I dont like about modern science fiction. A lot of the novels are sword and sorcery. Instead of creating a society for the future, theyre going back to barbarism, theyre going back to feudalism and slavery. Once in a while, yeah, I like to read it, but I get the feeling that its not pushing civilization forward.
When I was a young kid , it was called hard science fiction rocket ships, journeys to the unknown, incredible inventions like time machines and stuff like that, it was less sword and sorcery, less about having big muscles chasing beautiful women and killing your enemies, less Conan the Conquerer. Science fiction stories that talk about the future are much more uplifting for young kids and also point them in the right direction. Sword and sorcery is not a good career path for the average kid.
SPhD: On average, what do you think of the modern medias treatment of physics?
MK: The Discovery Channel and the Science Channel are one of the few outlets where scientists can roam unimpeded by the restraints of Hollywood, which says you have to have large market share and you cant get big concepts to people. And one person who paved the way for that was Stephen Hawking and I think that we owe him a debt in that he proved that science sells.
I remember when I wrote my first book, the publishing world said Look, science does not sell. Youre going to be catering to the select few. Its not a mass market were talking about. But there were already indications that that wasnt true. Discover magazine, Scientific American, they both have subscriptions of about a million. And then of course when the Discovery Channel took off, that really showed that there was something that the networks did not see, and it was right in front of their face. And that was science and documentary programming.
It was always there like Nova was a top draw for PBS but the big networks said Its too small, its underneath the radar. So then with cable television, all the things that used to be under the radar, jumped to the forefront, Stephen Hawking outsells movie stars.
And I think that really shows something. Its a hunger for people out there to know the answers to these cosmic questions, like whats out there? What does it all mean? How do we fit into the larger scheme of things in the universe? Theres a real hunger for that, and of course if you watch I Love Lucy all day, youre not gonna get the answer.
Cavemen, Picture Phones, and Horses
SPhD: On the other hand, there is a basic human instinct to resist scientific and technological change. In your book you describe this as the Caveman Principle:
Whenever there is a conflict between modern technology and the desires of our primitive ancestors, these primitive desires win each time… Having the fresh animal in our hands was always preferable to tales of the one that got away. Similarly, we want hard copy whenever we deal with files. Thats why the paperless office never came to be Likewise, our ancestors always liked face to face encounters .By watching people up close, we feel a common bond and can also read their subtle body language to find out what thoughts are racing through their heads So there is a continual competition between High Tech and High Touch we prefer to have both, but if given a choice we will choose High Touch like our caveman ancestors.
I wondered if those werent generational changes that we might see come to pass in children who have grown up reading and socializing through screens.
MK: Yes slowly. There is, of course, latitude in the caveman principle. More and more people are warming up to the idea of picture phones. Picture phones first came out in the 1960s at the World Fair, but you couldnt touch
them with a ten foot pole. People didnt want to have to comb their hair every time they went online. Now people are sort of getting used to it. It varies, like for instance now we have more horses than we did in 1800.
SPhD: Horses?
M: Yeah! Horses are used for recreational purposes. There are more recreational horses today than there were horses for a small American population in 1800.
Take a look at theater. Back in those days, people thought that theater would be extinguished by radio, then they thought television would replace radio, then they thought the internet would replace television, which would replace radio, movies, and live theater. The answer is we live with all of them.
We dont necessarily go from one media or one thing to the next, making them previous and obsolete, there is a mix. You could become very rich if you know exactly what that mix is, but thats the way it is with technology, we never really give up any old technology, we still have live theater on Broadway.
The Silicon Wasteland and Artificial Intelligence
SPhD: Regarding the creation of Artificial Intelligence in The Physics of the Future, you talk about the computer singularity and Moores law breaking down in about ten years
MK: Silicon power will be exhausted for two reasons: first, transistors are going to be so tiny, theyll generate too much heat and melt. Second, theyre gonna be so tiny theyre almost atomic in size and so the uncertainty principle comes in and you dont know where they are, so leakage takes place.
SPhD: In the book you are very cautious in your treatment of quantum computers (Presumably the replacement when silicon breaks down) and how long its going to take us to develop them whats holding that technology back and why shouldnt we think that theyll replace silicon right away?
MK: Quantum computers remedy both those defaults because they compute on atoms themselves. The problem with quantum computers is impurities and decoherence. For quantum computing to work, the atoms have to vibrate in phase. But when you separate them, disturbances take place. This is called decoherence, when they vibrate out of phase. It is very easy to decohere atoms that are coherent. The slightest breath, a truck traveling by, even interference from a cosmic ray will ruin the coherence between atoms. Thats why the world record for quantum computing calculation is 3 times 5 is 15 – it sounds trivial, but go home tonight and try that on 5 atoms, take 5 atoms and try to multiply 3 times 5 is 15 its not so easy.
SPhD: What is your definition of artificial intelligence?
MK: Well, that gets us into consciousness and stuff like that. My personal point of view is that consciousness is a continuum, and the same with intelligence. I would say that the smallest unit of consciousness would be the thermostat. The thermostat is aware of its environment it adjusts itself to compensate for changes in the environment. Thats the lowest level of consciousness beyond that would be insects, which basically go around mating and eating by instinct and dont live very long. As you go up the evolutionary scale, you begin to realize that animals do plan a little bit, but they have no conception of tomorrow.
To the best of our knowledge, animals do not plan for tomorrow or yesterday, they live in the present. Everything is governed by instinct, so they sleep, they wake up, but theyre not aware of any continuity they just hunt or whatever day by day. Were a higher level of intelligence in the sense that we are aware of time, were aware of self, and we can plan for the future. So those are the ingredients of higher intelligence. Since animals have no conception of tomorrow to the best of our knowledge, very few animals have conception of self. For example, you get two fighting fishes and put them together, theyll try to tear each other apart. When you put them next to a mirror, they try to attack the mirror they have no conception of self. So were higher up. So artificial intelligence is the attempt to use machines to replicate humans.
SPhD: Do you think well need to completely model human intelligence in order to create a satisfactory artificial one?
MK: No, but I think we made a huge mistake. Fifty years ago, everyone thought that the brain was a computer. People thought that was a no-brainer, of course the brain is a computer. Well, its not. A computer has a Pentium chip, it has a central processer, it has windows, programming, software, subroutines, thats a computer. The brain has none of that. The brain is a learning machine.
Your laptop today is just as stupid as it was yesterday. The brain rewires itself after learning thats the difference. The architecture is different, so its much more difficult to reproduce human thoughts than we thought possible. Im not saying its impossible, I think maybe by the end of the century well have robots that are quite intelligent. Right now weve got robots that are about as intelligent as a cockroach. A stupid cockroach. A lobotomized, stupid cockroach. But in the future, you know, I could see them being as smart as mice. I could see that. Then beyond that, as smart as a dog or a cat. And then beyond that, as smart as a monkey. At that point we should put a chip in their brain to shut them off if they have murderous thoughts.
SPhD: The landscape for artificial intelligence seems very fragmented the research branches in a lot of different directions. Do you think there will be some sort of unification for a grand theory of A.I.?
MK: Itll be hard, because everyone is working on one little piece of a huge puzzle. Take a look at Watson, who defeated two Jeopardy experts after that the media thought, Uh oh the robots are coming, were gonna be put in zoos, and theyre gonna throw peanuts at us and make us dance behind bars.
But then you ask a simple question. Does Watson know that it won? Can Watson talk about his victory? Is Watson aware of his victory? Is Watson aware of anything? And then you begin to realize that Watson is a one-trick pony. In science we have lots of one-trick ponies. Your hand calculator calculates about a million times faster than your brain, but you dont have a nervous breakdown thinking about your calculator. Its just a calculator, right? Same thing with Watson all Watson can do is win on Jeopardy. So we have a long ways to go.
Burning Books and Teaching Principles
SPhD: You also talk about education and how the United States will be coming to the end of a brain drain on other countries because of our unmatched universities and the so-called genius visa. You claim that in order to maintain our position in the global economy, well need to produce more qualified graduates from primary education. What changes you think need to be made to our education system to produce those graduates?
M: I dont wanna insult them or anything, but education majors have the lowest scores among the different professionals on the SAT test. The brightest and most vigorous, the most competent of our graduates do not go into education.
In Japan for example, a sensei is considered very high in society. People bow before themthey give them presents and so on. In America we have the expression, Those who can, do. Those who cant, teach.
First, we have to raise the education level of the education majors, then we have to throw away the textbooks. The textbooks are awful. My daughter took the Geology Regents exam in New York State, and I looked at the handbook I felt like ripping it apart. Really stomping on it, burning it. It was the memorization of all the crystals, the memorization of all the minerals.
In the future youll have a contact lens with the internet in it youll blink and youll see as many minerals as you want. Youll blink and youll see all the crystals. Why do we have to memorize these things and force students to learn it? Then my daugher comes to me and says something that really shook me up, she comes up to me and says, Daddy, why would anyone want to become a scientist?
I really felt like ripping up that book. That book has done more to crush interest in science – thats what science curriculum does, science curriculum is designed to crush interest in science. Science is about principles. Its about concepts. Its not about memorizing the parts of a flower. It helps to know some of these things, but if thats all you do thats not science, science is about principles and concepts. So we gotta change the textbooks.
SPhD: Given these contact lenses, or any form of uninterrupted access to the internet where we can access information like that and dont need to memorize anything anymore, what should we be training young people to do?
MK: First they have to know the principles and the concepts, and they have to be able to think about how to apply these principles and concepts. For example, how many principles and concepts are there in geology? Heres this big fat handbook, memorize this, memorize this, it goes on and on and on, right? But what is the driving principle behind geology?
Continental drift, the recycling of rock, thats what they should be stressing. Whats the organizing principle of biology? Its evolution. Whats the organizing principle of physics? Well, theres Newtonian mechanics, but then theres relativity and the quantum theory behind that. So we are talking about really a handful of principles, but youd never know it taking these courses, because theyre all about memorizing stupid facts and figures.
Let me give you another example. I teach astronomy this semester at the college [Dr. Kaku is a professor of theoretical physics at the State University of New York]. Astronomy books are written by astronomers. I have nothing against astronomers, but theyre bug collectors. Every single footnote, every single itsy bitsy thing about this star, that star, this planet you miss the big picture. So when it comes time for final examinations, I tell the students:
I wanna talk about principles. galactic evolution, thats what I teach the kids about. I dont teach them to memorize the moons of Jupiter. I dont even know the moons of Jupiter, I could care less, but thats what an astronomy test was a generation ago.
SPhD: Would you say that we need to educate humans from the top down and machines from the bottom up?
MK: I think that with machines we should go top down, bottom up, both. And maybe well meet in the middle someplace. Thats how people are, think about it. When youre very young you learn bottom up, you bump into things. But by the time youre in school you learn top down and bottom up. Top down because a teacher stuffs knowledge into your head and bottom up cause you bump into things, you have real-life experiences. People learn both ways, but in the past, weve only tried to stress top down, realizing that bottom up is common sense.
Physics of the Future is a fantastic read for anyone interested in whats in store for us over the next century (yes, this time there really will be flying cars). These arent Dr. Kakus pet predictions, but extrapolations based on the current cutting edge from the experts in every involved discipline. Readers will be shocked at how close these tantalizing technologies really are, and thrilled at the realization that most of us will live to see this amazing future.
Grateful thanks to Dr. Michio Kaku and Josh Weinberg and Joanne Schioppi at The Science Channel for facilitating this interview and our book giveaway. Catch Dr. Kaku on The Science Channels Sci Fi Science and read his two books, which are both available for purchase.
~*Stephen Compson*~
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ScriptPhD.com covers science and technology in entertainment, media and advertising. Hire our consulting company for creative content development.
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“I think we’re living through the greatest age of discovery our civilization has ever known,” declares British physics superstar Professor Brian Cox as a preamble for each episode of The Science Channel’s BBC import Wonders of the Solar System. Episode by episode, Dr. Cox deconstructs our wondrous Universe one focus at a time—the Sun, the Big Bang, life on other planets. But he does something even more important. He infuses his own obvious enthusiasm and passion for his field in each experiment and factoid. As a viewer, you can’t helped but be absorbed in the intergalactic vortex of knowledge. The timing of this mini-series and emergence of Cox’s exuberant personality could not be better. Funding for NASA missions has been cut dramatically, with an ongoing re-evaluation the role space exploration should play in the national budget and science ambition. American viewers should get used to Cox as a modern-day Carl Sagan, because his star is rising fast. ScriptPhD.com was extraordinarily fortunate to sit down with Dr. Cox in Los Angeles for a one-on-one podcast about the show, the current state of space exploration, and what is possible to achieve experimentally if we only try. My conversation with the inspirational, eloquent and brilliant Brian Cox, along with our review of Wonders of the Universe, under the “continue reading” cut.
Astronomy was never my strongest suit academically. And while I’ve always had a respectful admiration for the solar system and interplanetary sciences, I was never the kind to stargaze or spend hours on the telescope on the off-chance of spotting Mars, Venus or the Saturn rings. It’s a testament, then, to the immensity, ambition and quality of The Science Channel’s latest mini-series project, Wonders of the Solar System for holding me positively captivated while screening the first two episodes. A concept as simple as a solar eclipse is the running theme for the entirety of the first episode, “Empire of the Sun.” By the time the eclipse is recorded, it is the climax to an astounding collection of facts about how rare, precious and ordered the Sun (and its position to the Earth really is). A perfect eclipse is only possible right here on planet Earth—400 times the planetary distance away from the Moon, with the Sun an exact 400 times the diameter of the Moon. No other moon in the vast expanse of the solar system has these properties. Pretty amazing stuff, right? The timing of Wonders of the Solar System could not come at a better time. With our economic and moral spirits at a nadir, it’s time to discuss the importance of space travel and exploration to our scientific, nationalistic and optimistic psyches. President Obama’s 2011 NASA budget, while providing an increase of $6 billion for technology innovation, scrapped manned space flights, including a manned mission to the Moon and any proposals of future Mars exploration. Neil Armstrong, the first man to walk on the Moon, strongly criticized the move as handicapping spaceflight and exploratory ambition. One of the things Wonders of the Universe reminds us, and that Dr. Cox reiterated in our podcast below, is that scientific discoveries come out of limitless ambition, and often from asking completely unrelated questions. Nothing is more ambitious for mankind than exploring the Universe that houses our miraculous existence. Future episodes will examine the Wonders of our atmosphere, the similarity between our planet and Mars, and most excitingly, examining the possibilities of alien life in the solar system.
Part of the appeal of Wonders is that unlike many educational platforms that talk at the viewer in order to inform, Wonders feels like an interactive, experimental experience. When Cox isn’t zipping from one far-fetched corner of the world to another (catching an aurora borealis in the Arctic Circle! a solar eclipse in India! Mars-watching in Tunisia!), he’s pointing out cool, and often eye-catching, experiments that show viewers the science and physics that makes our solar system so fantastically unique. Who would ever know that a tornado in the Midwest is actually a physics parallel to the formation of our very universe. The scientific principle at hand—conservation of angular momentum—stopped the solar system from collapsing under its own gravity during formation, allowing a stable, rotating disc of planets to form. We all know the sun is powerful, shining 1 kW of energy for meter squared of the Earth’s surface, equal to one million times the yearly power consumption of the United States in each second! But it’s a lot more fun to watch Cox show this measurement in Death Valley with a pail of water, a thermometer, and some physics. Likewise the Sun’s sunspots, a still not quite understood phenomenon that has been correlated to the Earth’s seasons and weather, which Cox illustrates with a digital camera. All of this extemporaneous experimentation is reminiscent of the best of Carl Sagan, just with a modern twist.
The Los Angeles Times, in their television review of Wonders called Brian Cox “the nerd that’s cooler than you.” Already a budding superstar in the world of particle physics (check out his TED talk on his work at CERN’s Hadron Supercollider), Cox is that perfect mix of half-scientist, half-TV star. Without him, Wonders would be a completely different endeavor. (Listen to our podcast below as an example of his charismatic eloquence.) To boot, BBC and The Science Channel spared no expenses when it came to production values. In our one on one meeting, Cox let us in on the secret that the whole of Wonders was filmed with an old-fashioned 1970s cinematic lens, lending a decidedly movie feel to the show, particularly the graphics and digital sequences. While some imagery is real, such as amazing Martian sunsets captured by the Mars rover, other digital effects (notably in the “Empire of the Sun” episode) are stunning enough to make you feel like your television is the portal window of a spacecraft in intergalactic orbit.
Wonders of the Solar System airs on The Science Channel on Thursdays at 9 PM ET.
While in Los Angeles to promote Wonders of the Solar System, Dr. Cox graciously sat down with ScriptPhD.com to discuss the show and his views on space exploration. Among our discussion topics:
•How he is still able to channel a passion for the solar system
•Why he thinks it’s critical for NASA to take risks and go to Mars
•The possibilities of life in the outer solar system and
•Why it’s a huge mistake for NASA to cut their budget for space exploration
Take a listen below:
~*ScriptPhD*~
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ScriptPhD.com covers science and technology in entertainment, media and advertising. Hire our consulting company for creative content development.
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