This new floating rock is only expected to orbit the Earth once, beginning its trip Sept. 29 before breaking off from its ...

At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...

Some of the most dramatic climatic events in our planet's history are "Snowball Earth" events that happened hundreds of ...

Earth may have had rings. At least that's what a new study published this month claims. Here's what we know so far.

A new mini-moon—referred to scientifically as 2024 PT5—is set to make a two-month orbit around the Earth this fall. Here’s ...

We live in a rapidly warming world. Immense volumes of human-generated greenhouse gases are nudging Earth’s climate to a ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth's ...

When approaching Earth, asteroids tend to do one of two things: Most of the time, they miss. Sometimes, they hit, leaving a ...

An asteroid, pulled into Earth’s orbit, is sometimes known as a ‘mini-moon.’ You’ll need a telescope to view it ...

Mega El Niños could have intensified the world’s most devastating mass extinction, which ended the Permian Period 252 million ...

Lavas from hotspots - -whether erupting in Hawaii, Samoa or Iceland -- likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots.

When approaching Earth, asteroids tend to do one of two things: Most of the time, they miss. Sometimes, they hit, leaving a bright streak in our planet’s sky or a gruesome new wound in its crust.