Last week NASA announced the "clearest sign of life that we've ever found on Mars". Amazing news, or a "crushing blow" for humanity?

Today, Earth’s moon is uninhabitable and does not contain a trace of life. It does not have much of an atmosphere, a drop of ...

Astrophysicist Avi Loeb, the former chairman of Harvard's Department of Astronomy and current head of Harvard's Galileo Project, which searches for ...

According to Dean Duffy, the new NASA administrator, a rock sample collected by the Perseverance rover was the "clearest sign ...

In fairness to the Perseverance rover, this is exactly what it was built for. Nicknamed Percy, the machine was sent to Jezero ...

NASA rover Perseverance collected evidence being considered by agency officials as 'the closest we have ever come to ...

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...

The odds for life existing on other planets has just skyrocketed after a NASA rover unearthed new evidence on Mars. The odds for life existing on other planets just skyrocketed. NASA’s stoic ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

NASA scientists have firmly rejected claims by Harvard astronomer Avi Loeb that the interstellar comet 3I/Atlas may be a ...

Minerals in the rock might have been produced by microbes in chemical reactions, but researchers say they’ll need to examine the sample more closely to know for sure ...