December 6, 2011 Just as we starting to find new worlds beyond our own, we have also developed a new and highly sophisticated understanding of how Earth and its life evolve together. Astrophysicist and commentator Adam Frank says this is no coincidence.
November 2, 2011 Did the universe originate from nothing? In a new NOVA series, Brian Greene will be describing some of the modern scientific views on space and time.
October 25, 2011 How long is long enough when it comes to waiting for a new cosmology? How long will scientists, or everyone else for that matter, wait for an exciting, though speculative, theory to find some basis in experiment?
October 5, 2011 This years Nobel Prize in physics celebrates what is the biggest mystery in physics today. What's causing the cosmic acceleration?