Picture your sidewalk on a scorching summer day. You've probably seen how the concrete expands and contracts with temperature ...

WASHINGTON, D.C. — Earth’s inner core, a solid metal ball gyrating within the molten outer core, may be both slowing down and changing shape. Recent analyses of earthquake waves have suggested that ...

Earth’s spin is not as steady as it looks. As ice melts and groundwater is pumped from deep aquifers to the surface, the ...

A dramatic new video shows how Earth’s surface has changed over the last 1.8 billion years. The video reconstructs Earth’s surface evolution, and is presented as a relative plate motion model in a ...

All the activity on Earth’s surface — erupting volcanoes, shifting tectonic plates, restless seas and myriad forms of life — depends on the two-part engine under the hood. Directly beneath Earth’s ...

A new scientific study revealed that Earth's North and South Poles could shift by more than 89 feet by the year 2100. Melting ice due to our planet's overheating is moving these geographic poles, ...

Scientists predict that the asteroid Apophis may undergo significant surface changes when it makes its close approach to Earth in 2029, according to a new study. The asteroid, named after the Egyptian ...

Astronomers have achieved the highest resolution ever obtained from the surface of Earth. They managed this feat by detecting light from distant galaxies at a frequency of around 345 GHz, equivalent ...