The Greatest Outdoor Show on Earth begins Friday at GMC Stadium, and with it comes the world’s largest outdoor rodeo. The ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

Due to the radiative thermal conductivity of the mineral olivine, only oceanic plates over 60 million years old and ...

Chemical fingerprints from volcanic rock offer hints of what’s happening in the mantle below the area where three rift zones ...