The "ultimate" building blocks of life have been found in interstellar…

The building blocks of life could have their beginnings in the tiny icy grains that make up the gas and dust found between the stars, and those icy grains could be the key to understanding how life can arise on planets. With help from students, researchers have discovered an important pair of prebiotic molecules in the … » 3/01/13 9:40am 3/01/13 9:40am

Our Alien Origins: 21 Panspermia Tales

Planet Earth might be home sweet home, but is it really humanity's birthplace? We explore science fiction stories where humans come from everywhere but Earth, be it by colonization, alien experiments, or good old-fashioned panspermia. » 2/01/09 2:00pm 2/01/09 2:00pm

Further Proof That Life May Have Originated In Space

We usually think of asteroid impacts as harbingers of mass extinction » 8/14/08 8:00am 8/14/08 8:00am, but they might be the reason life exists on our planet at all. It's possible for bacteria to hitch rides on rocks ejected by space impacts and move from planet to planet. We know that certain Earth bacteria are capable of surviving the hostile…