Our limited understanding of the metabolism of our microbial ancestor is a sizeable gap in our knowledge of how complex life ...

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

A rock measuring 900 meters is on a journey through our solar system, providing what is arguably one of the strongest pieces of evidence yet that life originated from outside of planet Earth.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your ...

A new genetic study published in the journal Cell is filling in some important details about the earliest inhabitants of ...

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

The presence of the nucleobases in the samples reinforces the hypothesis that carbonaceous asteroids contributed to the prebiotic chemical inventory of the early Earth.

A Japanese team, which detected DNA and RNA bases in this asteroid's samples, also shared a disclaimer.

Scientists have found that all five of the substances that make up DNA and RNA in samples from Ryugu, the asteroid Japan’s ...