Related by context. Frequent words. (Click for all words.) 60 Professor Hawking 60 Hawking 59 Prof Hawking 59 Professor Stephen Hawking 58 Richard Feynman 55 Perimeter Institute 54 Stephen Wolfram 53 Feynman 53 Stephen Hawking 50 Leroy Hood 50 physicists 50 Peter Diamandis 49 Neil deGrasse Tyson 49 particle physicists 49 quantum optics 48 Gravity Probe B 48 cosmologists 48 astronomer Carl Sagan 48 Spintronics 48 Kroto 48 Cassini Huygens 48 theoretical physics 47 quantum entanglement 47 theoretical physicist 47 Hawking radiation 47 cosmologist 47 Hockfield 46 Astrophysicist 46 Polanyi 46 scientific discoveries 46 Wilmut 46 astrophysicists 46 parapsychology 46 Michael Shermer 46 particle physicist 46 astrophysics 46 Myhrvold 45 Royal Astronomical Society 45 Simon Baron Cohen 45 photoelectric effect 45 Johannes Kepler 45 synchrotron 45 scientist Stephen Hawking 45 quantum physics 45 Ray Kurzweil 45 theoretical physicists 45 Carolyn Porco 45 scientists 45 G. Madhavan Nair 45 Dr Pachauri 45 scientific 45 astronomy 45 astrophysicist 44 Ira Flatow 44 alien civilizations 44 physicist Stephen Hawking 44 physicist 44 quantum computing 44 Quarks 44 Kasturirangan 44 Niels Bohr 44 Astronomer 44 particle physics 44 extraterrestrial beings 44 science fiction 44 TRIUMF 44 Ramanujan 44 COROT 44 TIFR 44 PopSci 44 Physics 44 Zewail 44 Bad Astronomy 43 Cosmology 43 astrobiology 43 Apollo missions 43 Cavendish Laboratory 43 positron 43 GLAST 43 Hurwicz 43 planetary missions 43 Pete Worden 43 astronomer 43 NASAs 43 Turin Shroud 43 Bob Thirsk 43 Novoselov 43 Nicolaus Copernicus 43 planetoid 43 orbiting telescope 43 Carl Sagan 43 Ig Nobels 43 Willow Garage 43 Madhavan Nair 43 Astronomy 43 Webb Telescope 43 Chandrayan 43 Theoretical Physics 43 quantum theory 43 planetary science 42 interplanetary spacecraft