Scientists of course cannot cut into Earth and directly observe its insides. Instead, their knowledge is inferred from the ...

Located 3,000 miles below the Earth's surface, the inner core is anchored by gravity within the molten liquid outer core. Until now the inner core was widely thought of as a solid sphere.

Researchers studying decades of earthquake data say they have found the first evidence that, in addition to spinning backward ...

Earth’s inner core is changing shape, scientists have found.

Millions of years ago, giant rhinoceroses roamed the grasslands that stretched from Ukraine to Siberia. One species, ...

The origins of life on our planet remains one of science’s great mysteries. Now, a NASA mission that brought a piece of an ...

Our Moon continues to surprise us with amazing features. Scientists recently shared new information about two canyons that ...

Sediment cores from the Aegean Sea reveal that human-driven lead contamination began 5,200 years ago—much earlier than expected. This pollution is tied to shifts in economy and land use, culminating ...

The writer of the column, “Climate change and an alternative perspective” in the June 10 Leader expressed sadness that the U.S. had pulled out of the Paris Accord on climate change. No need to be ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.

Exploring the transformation of Earth from a volcanic hellscape to a potential birthplace of life during the Hadean era.