Roughly 250 million years ago, traveling from present-day Australia to North America would have been surprisingly simple-a ...

At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

Volcanic eruptions release molten lava that reshapes the landscape, creating new landforms like lava plateaus and islands.

USC scientists have made a groundbreaking discovery about the nature of the Earth's enigmatic inner core, revealing for the first time that this 1,500-mile-wide ball of iron and nickel is changing.

Scientists found that the inner core’s structure changes as it rotates. It deforms at its border, potentially accumulating ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

A magnitude 3.1 earthquake, with an epicenter 3 miles north-northwest of Oak Hill in the southern part of Jackson County, occurred on Feb. 3, according to the U.S. Geological Survey. The depth of the ...

Several thousand earthquakes have been recorded near the Greek island since late January. So why is this happening?

New research shows that meteoroid impacts on Mars generate seismic signals that travel much deeper than previously thought, ...

A scientific investigation dismantles the widespread claim that an Iranian earthquake was actually a secret nuclear test.

The ocean plate was once the seafloor of Neotethys — an ocean that formed when the supercontinent Pangaea broke up into a ...

New research disproves claims that a 4.5 magnitude quake was a covert nuclear weapons test by the Iranian regime.