From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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

Mysterious rocky exoplanet with cratered surface floating in front of a colorful cosmic nebula filled with glowing stars, ...

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

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

The villain is the character that the people remember,” said actor Udo Kier, an icon of world cinema who’s carved out his own ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar neighbor, which lies just 4.2 light-years away — thanks to a powerful new ...

Scientists cultivating partnerships of fungi and algae believe their invention has far-out implications for how we create the ...

Astronomers discovered the 40,000th near-Earth asteroid, taking the tally to 40,155 per NASA (as of the first week of ...

Nieves penitentes appear as sharp, spiky protrusions reminiscent of the white hats worn by penitents during penance. Their ...