March 10, 2013 Not only is there no consensus yet on how life might have started on Earth, there is not even any agreement on where it started. But still, many think the mystery of life's origin can be solved. Commentator Wim Hordijk revels in the subject at a conference hosted by Princeton University.
December 18, 2012 Sub-surface water oceans and surface seas of liquid methane. The solar system just outside our doorstep is rich with possibilities. It's a voyage that astronaut-sailors will, one day, embark upon.
November 28, 2012 As science advances, what we call "God" may be in need of serious revision. Especially if we do away with the supernatural when we think of deities.
June 26, 2012 From an astro-biological perspective it just may be that the geometries of an agricultural society are unstable when imposed on top of a complex natural system like a planet.
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.