Life made the modern Earth as much as the Earth made life, a new book by a philosopher of consciousness argues. That dynamic leaves humans with a unique set of moral questions, Peter Godfrey-Smith ...

Elon Musk is taking the long view. The billionaire SpaceX founder has long said that humanity needs to expand its footprint ...

While researchers are still debating the exact timeline, one thing is becoming clear. Life didn’t take long to get started.

And last month, scientists said that they discovered the strongest indication yet of life on a planet 120 light-years away.

One of the world’s greatest mysteries is how life on Earth began. Scientists have long sought to decipher where and how prebiotic molecules — those that preceded life — emerged. A new study suggests ...