The search for extraterrestrial life has long gone back and forth between scientific curiosity, public fascination and ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

These and other future telescopes aim to provide more sensitive studies of more alien worlds. Their development prompts two ...

It might or might not be the smell of aliens, but dimethyl sulfide — and its funky odor — definitely gets around ...

But what is the science behind extraterrestrial life? Is it possible that humans will ever experience "first contact" with an ...

But new research from the University of Chicago is urging caution. After analyzing data from multiple observations of the ...

In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent ...

Researchers found that a tidally locked planet like our nearest neighbor Proxima b could produce significant lightning storms ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond ...

Excitement around the potential discovery of alien life on exoplanet K2-18b is fading as new analyses cast doubt on initial ...

NASA’s astrobiology ambitions are at risk of collapsing under the White House’s proposed budget. But your voice can make a difference ...