A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's ...

The outrageous and funky new album from the artist formerly known as Sturgill Simpson raises a simple question: What if we could fuck our way to a better world?

You can always hear influence bleeding into an artist's music, but some people base entire songs on the books of great ...

A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's composition ...

A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's composition, but also its origin ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

A strange formation spotted deep within a massive Martian canyon is once again fueling debate over whether something more ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.