US president claims widespread and varied emergencies to justify executive authority in first year of second term.

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

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

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

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Interstellar Comet 3I/ATLAS puzzles scientists with a sunward anti-tail and wobbling jets, revealing secrets of alien solar ...

The 2025 revolt against process signaled the final collapse of a powerful idea that once promised to hold the country ...

A federal judge has temporarily barred ICE from making arrests at immigration courts across Northern California.

Brian Cox once toured as a keyboardist in major rock and pop bands. Now he’s a particle physicist on a new world tour with a ...

The 2025 revolt against process signaled the final collapse of a powerful idea that once promised to hold the country ...