Astronomers have identified GJ 3378b, a super-Earth located 25 light-years away, in the habitable zone of its star, raising ...

The mysterious metal spheres that washed up on a beach in northern Queensland over the weekend are likely to be debris from a ...

A forgotten science-fiction miniseries from 2015 adapted one of Arthur C. Clarke's very best books in just three episodes.

The coating could be applied on future spacecraft designed to block light from distant stars hosting exoplanets.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

When War of the Worlds was adapted into a sci-fi series in the late 80s, the show made major changes to H.G. Wells' original ...