Neutrinos may be nearly invisible, but they play a starring role in the Universe. Long-standing anomalies had hinted at a ...

A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

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

Project Hail Mary directors Phil Lord and Chris Miller explain the "impossible" challenges they faced while making the film.

Astronomers studying the interstellar object known as 3I/ATLAS say new observations from the Gemini North Telescope in Hawaii ...

New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars ...

Why have disclosures from government officials about non-human intelligence been met with silence? Psychology explains the ...

Scientists are decoding fragile meteorites to uncover which small asteroids could become future treasure troves for space ...

Nasa’s mission teams use extreme environments to trial equipment and procedures for future lunar and planetary exploration.

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles away, revealing a teardrop-shaped cloud of dust wrapped around its icy core.

Interstellar comet 3I/ATLAS has arrived in our neighborhood trailing something far more consequential than a pretty tail: clear signs of complex chemistry that underpins life as we know it. As ...

An octopus's mesmerizing skin can flit from orange to red in the blink of an eye, partly thanks to a natural pigment called xanthommatin. Scientists have long been intrigued by the chemical’s ...