Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

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

A strange pyramid-shaped formation on Mars has fueled speculation that an advanced, Earth-like civilization may have once ...

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

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

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

Nearly four decades after the release of ‘Aliens,’ actor Ricco Ross is reflecting on the making of the sci-fi classic and why its success surprised even the cast. During an exclusive interview, he ...

At the keynote panel at SXSW, Steven Spielberg revealed his beliefs that "we are not alone here on Earth right now." ...

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique ...

Scientists are searching for evidence of microbial life left behind in these mineral deposits.

While sci-fi movies can tell dark tales, there are some that will actually leave you feeling optimistic about what's to come.

In a series of experiments at Johns Hopkins University, Lily Zhao fired tiny samples of a microorganism with a room-sized gas ...