Within the lifetimes of today’s teenagers, some of the world’s most respected researchers now say the discovery of alien life ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

A toxic mix of 61 million tons of debris, 100,000 tons of explosives, and chemicals leaked into the earth has destroyed arable land, water and air quality. Any recovery is expected to take decades ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

On March 31, SpaceX launched the private Fram2 mission, which sent four private astronauts on a 3.5-day mission to Earth ...

“Like we say, exercise at least three to five days a week,” Miller said. “Belly laugh at least two to five days a week.” Although luminaries from the ancient Greeks to Freud have opined on the roots ...

As number of lunar satellites soars, sites will be marked out where defunct hardware can be crash-landed ...

Humanity has sent into space everything from lightsabers and Tesla Roadsters to golden records and entire digital genetic ...

Mistletoe survives alone as a street cat, lurking in the shadows, until one day he finds a trio of kittens. Heroically, on ...

The 'Door to Hell' exists right here on Earth and has been ablaze since 1971 - there's only one known record of anyone ever ...

Scientists around the world are confronting unexpected radio silence and puzzling measurements from interstellar object ...