Trump's $12 billion "Project Vault" aims to break Chinese dominance in rare earth elements, creating America's first critical ...

Scientists have long debated whether most of Earth's vital liquid was delivered via icy comets or was homemade ...

A new study analyzes three asteroid and two meteorite samples to see if space rocks smacking into Earth could’ve helped ...

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

Geoscientists say Earth will be home to one massive supercontinent about 200 million years from now; there are four prominent versions of this mega-continent. The climate might be surprisingly balmy ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...

Simulations suggest that two enormous masses of hot rock have been involved in generating Earth’s magnetic field and giving ...

The asteroid, around 100 feet in diameter, is speeding toward our planet at about 22,000 miles per hour, according to NASA.

People in poor countries often get little or no warning about floods, storms and other deadly weather. Local efforts are ...

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, ...

As the U.S. government seeks to reduce China's near-monopoly on rare-earth metals, several companies, including USA Rare ...