Photosynthesis changed Earth in powerful ways. When photosynthetic organisms appeared, it led to the Great Oxygenation Event.

Lavas from hotspots - -whether erupting in Hawaii, Samoa or Iceland -- likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots.

Soft cells’ — shapes with rounded corners and pointed tips that fit together on a plane — feature in onions, molluscs and ...

Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit ...