Scientists reconstructed 540 million years of sea level changes, showing Earth's oceans rose and fell by hundreds of feet ...

New research links the impact at Meteor Crater to a Grand Canyon landslide that may have created an ancient lake 56,000 years ...

The origins of plate tectonics on Earth are hotly debated, but evidence from Australia now shows that parts of the crust ...

From the water that covers most of it to the moon that orbits it, here are some bizarre things about our home planet that science still doesn't completely understand.

When audiences think of the original Alien, they often think about how the crew of the Nostromo was in over their heads from the beginning, as they were commercial haulers in the wrong place at the ...

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would ...

At some point during the evolution of life on Earth, inorganic matter became organic, nonliving matter became living. How this happened is one of ...

Alone among known planets, Earth has vast oceans on its surface and its landmasses are marked with lakes and extensive river ...

Recent shifts in Earth's magnetic field have human fingerprints all over them. While it is normal for our planet's magnetic ...

Earth has experienced both hot and cold periods over time, though warm times have been more common. That’s true of the last 485 million years, as seen in this timeline reported in 2024. Our genus, ...

The PICA-X heat shield and insulation keep the inside temperature at 25–30°C as the outer layer burns and peels off during re-entry, protecting astronauts from extreme heat ...

Earthquake scientists rely on distant seismic instruments to infer how faults rupture during large earthquakes. This video ...