Scientists have calculated the Earth to be 4.54 billion years old, with an uncertainty of 50 million years on either side.
Even from space, you wouldn’t detect something important about Earth’s shape: It’s not perfectly round. It’s actually a ...
Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life.
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31.
Earth's crust, or the outermost shell of the planet, has drastically changed throughout geologic history, mostly due to the ...
Cemeteries not only provide a peaceful place to contemplate and commemorate the dead. They are also great places for studying ...
Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...
One of the best known examples of that latter phenomenon is the Cambrian Explosion—the geologic period some 530 million years ...
The rarity of precious gemstones comes down to the geologic process of their formation ... For diamonds, those conditions start deep within the mantle, Earth's middle layer.
When it comes to destruction due to Earth’s slow-yet-unyielding geologic processes, it appears that nowhere is safe. White Blobs Litter 28 Miles of Canadian Coast Line ...
The Earth's mantle might not always move along ... Do you have a question about geology? Let us know via [email protected].
The Geological Society of America (GSA) proudly announces the acquisition of Mountain Press Publishing Company’s award-winning geology series, Roadside Geology, Geology Underfoot, and Geology Rocks!, ...