From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

Interstellar comet 3I/ATLAS has gotten new viral claims that it is targeting the Sun with strange wobbling jets. We break ...

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

The key idea behind our framework is that life produces molecules with purpose, while nonliving chemistry does not. Cells ...

Today, Mars is known as the red planet, for its rust-colored desert landscape. Once upon a time, Mars was a very different ...

It might seem worlds away from the Earth we know. But can "Star Trek" teach us anything about the economics of our own ...

That book is none other than Ursula K. Le Guin's classic novel The Left Hand of Darkness, which is Carol Sturka's (Rhea ...