Blacksburg, Va. -- Primitive microorganisms provide important clues as to how all creatures employ a basic regulatory mechanism to conduct the business of life. Peter Kennelly, professor of ...

This story was updated at 3:00 p.m. EST. It's official: Primitive life could have lived on ancient Mars, NASA says. A sample of Mars drilled from a rock by NASA's Curiosity rover and then studied by ...

NASA's Europa Clipper probe blasted off from Florida on Monday, bound for an icy moon of Jupiter to discover whether it has the ingredients to support life. Is there anywhere else in our solar system ...

One major mystery about life's origin is how phosphate became an essential building block of genetic and metabolic machinery in cells, given its poor accessibility on early Earth. Researchers have ...

SEATTLE — A Mars sample that NASA’s Curiosity rover drilled from a rock and studied with its on-board instruments “shows ancient Mars could have supported living microbes,” NASA officials announced ...

A new analysis of the oldest known fossil microorganisms provides strong evidence to support an increasingly widespread understanding that life in the universe is common. J. William Schopf and ...

What is the most primitive form of life on earth? originally appeared on Quora: the knowledge sharing network where compelling questions are answered by people with unique insights. Answer by Sam ...

WASHINGTON -- Famed astrophysicist Stephen Haw-king has been thinking a lot about the cosmic question, "Are we alone?" The answer is probably not, he says. If there is life elsewhere in the universe, ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The Universe was already two-thirds of its present age by the time the ...

A new analysis of the oldest known fossil microorganisms provides strong evidence to support an increasingly widespread understanding that life in the universe is common. A new analysis of the oldest ...