Dr. G was born in East Los Angeles, where he dreamed of becoming a scientist. The dream took him to UCLA, where he earned a B.S. in physics and mathematics. Then to Cornell, where he earned an M.S. in experimental physics and a 3D Ph.D. in physics, mathematics and astronomy. For eight years thereafter, he was an award-winning physics instructor at Harvard University. He’s also received honorary doctorates from the University of Maryland and Pepperdine University.

Dr. G is known and loved by millions as the ABC News Science Editor, a post he filled for fourteen years (1988-2002). He appeared regularly on Good Morning America, 20/20, Nightline and World News Tonight. He also hosted Where Did It Come From?, a weekly, one-hour primetime series for The History Channel. He is a three-time Emmy Award winner and a member of the renowned Explorers Club.

Dr. G also hosted and wrote the PBS special Wit, Grit, and Robot Games; the ten-part PBS series Great Minds of Business and Great Minds of Medicine;  and the ABC-TV special SeaWorld Mother Earth Celebration with co-host Mayim Bialik (BLOSSOM, BIG BANG THEORY). He’s also advised and consulted for studios such as MGM, Fox and Buena Vista, as well as Walt Disney’s Epcot Center.

Dr. G also produced LITTLE RED WAGON, an award-winning theatrical motion picture written by Patrick Sheane Duncan (MR. HOLLAND’S OPUS), directed by David Anspaugh (RUDY, HOOSIERS).

Dr. G has written hundreds of articles for many publications, including Science News,
Psychology Today, The New York Times, and The Washington Post.  He’s an international best-selling author of many books, including: Bridges to Infinity: the Human Side of Mathematics; Five Equations that Changed the World: the Power and Poetry of Mathematics; Can a Smart Person Believe in God?; Amazing Truths: How Science and the Bible Agree; The End of Life As We Know It: Ominous News From The Frontiers of Science.

Dr. G is president of Spectacular Science Productions and Spectacular Science Foundation. He’s presently developing a number of television and movie projects. He speaks all over the world and provides science-related commentary pieces for Fox News. He resides with his family in Dallas, Texas.