Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

NASA's Curiosity rover discovered strange mineral nodules on massive spiderweb formations on Mars.

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

Ingo Swann participated in classified experiments involving remote viewing. According to his account, he observed structures on the Moon. The grim choice facing the Trump administration: Economic or ...

You’ve probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

If life ever existed on Mars, it might have looked like microfossils right here on Earth.

Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

Elon Musk had some bizarre things to say at a recent xAI meeting. - Hakan Nural/Anadolu Agency via Getty Images And in an unusual move, xAI posted the entire 45-minute meeting online. No time to watch ...