Scientists are making a case for adjusting our understanding of how exactly genes first emerged. For a while, there’s been a ...

"On early Earth, energy may have been very scarce ... Scientists question possible signs of life on exoplanet K2-18b in new study: 'We never saw more than insignificant hints' ...

The early days on Earth looked very different from today—it was ... in the galaxy—the question of what the essential ingredients for life are and how to look for signs of them has heated up. Nobel ...

and Hokkaido University have developed a model considering various atmospheric chemical reactions to estimate how the atmosphere -- and the first signs of life -- evolved on Earth. "Ancient Earth ...

Remember those claims that signs of life may have been detected on an exoplanet? Scientists have been skeptical about the claim, and now new, independent research is adding to that skepticism.

The scientific community has been electrified by this new theory. The inception of life on Earth may have been the result of chemical reactions sparked by lightning strikes, a new study from ...