In this Cosmic Queries episode, Neil deGrasse Tyson answers fan questions about exploring the solar system, the possibility of life on Europa and black holes.
Neil deGrasse Tyson has often been a guest on Real Time with Bill Maher. Find out what happens when the outspoken comedian returns the favor. With guest host Dr. David Grinspoon.
Our first Cosmic Queries episode: Neil deGrasse Tyson answers questions from fans and offers personal reflections in a “Tribute to Neil Armstrong.”
Paleontologist Peter Ward explains how life’s tendency toward self-destruction has led to massive extinction events in Earth’s history. What does the past — and the smell of rotten eggs — have to teach us about the fate of humanity?
What price do we put on knowledge? How does it profit a man if he learns about the universe, but goes to bed hungry?