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

Long before modern space exploration, scientists proposed astonishing ways to contact extraterrestrials—from giant burning ...

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 ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

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

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate crash retrieval programs and are ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

The sci-fi genre has been delivering cinematic classics for many years, and as a result, has secured itself a reputation as ...