As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

A mathematical trick speeds up seismic calculations for earthquake simulations and could revolutionize earthquake preparedness.

According to these calculations, Earth's total lifespan will be about 9.5 billion years.

Scientists confirm that clocks on Mars run faster than on Earth and will change global space navigation in the future ...

Anthropic CEO Dario Amodei warns AI giants about massive compute spending based on overly optimistic revenue forecasts. He ...

The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

In 1958, as Cold War tensions shaped decisions in Washington and Moscow, a study quietly examined whether a nuclear device could be exploded on the Mo.

Does ‘Bugonia’ turn out to be a tense thriller about delusion, or a sci-fi movie about aliens?

Close-up measurements from NASA’s Parker Solar Probe are giving scientists an unprecedented look at how the solar wind gains ...

Don’t worry if you don’t have a personal geomancer on your phone — we’ve done the cosmic legwork for you, rounding up this year’s Chinese zodiac fortune guide with the help of a seasoned master.