Spiral galaxy NGC 3190 as seen by the European Southern Observatory's Very Large Telescope.
January 11, 2012 Did time start with the big bang? What's outside the universe? Here are answers to these and other questions you always wanted to ask about the universe.
December 14, 2011 As modern science traces the steps from the big bang to intelligent life, the question of whether we are the rule or the exception leaps to the forefront.
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.
A color composite image of Centaurus A, revealing the lobes and jets emanating from the galaxy's central black hole.
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?
June 2, 2010 Morgan Freeman stopped by TOTN to talk about his new series on the Science Channel, Through the Wormhole.
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