NASA has postponed Thursday's spacewalk from the International Space Station because of an astronaut medical issue. The ...

"We're going to do it in three years, and we're going to do it for a ridiculously low price," Pete Klupar, executive director ...

Nasa is considering an early return of some crew aboard the International Space Station (ISS) because of a medical issue ...

Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.

They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

Two billion years before we made history and split the atom, the Earth had already accomplished it and was running its own ...

A recent photo from NASA's Curiosity rover gives an idea of what Mars would look like under skies that resemble our own on ...

Among her most ominous forecasts was a warning that World War III would erupt in 2026 — a prediction made more unsettling by ...

“Migration” is set half a decade after the comet called Clarke collided with the planet. Civilization has been decimated. The ...

On Jan. 10, 2026, Jupiter reaches opposition, the moment when Earth passes directly between the planet and the sun. It puts ...

Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...

Scientists say Earth’s magnetic field may have funneled atmospheric particles to the moon for billions of years. Lunar soil could preserve a record of Earth’s past while providing resources for future ...