Rare diamond reveals existence of water deep inside Earth's mantle

This battered diamond has survived a "journey to hell and back," and it has a pretty specular story to tell. Spat out from deep inside the earth, it is our first direct evidence for a scientific theory that says that vast amounts of water are trapped deep inside Earth's mantle. » 3/12/14 6:30pm 3/12/14 6:30pm

A stunning example of nature's resilience

The 1980 eruption of Mount St. Helens is regarded as the deadliest and most destructive volcanic blast in U.S. history. And yet, just thirty-three years later, life has returned to the area in almost equally impressive force, as newly released photographs illustrate. » 10/22/13 5:42pm 10/22/13 5:42pm

Earth's 4.5 billion years explained in ten photos

4.5 billion years summarized in just ten photos that explain the geological history of Earth. Beautiful scenery cause by extreme violence and the patient action of the elements. » 9/11/13 3:49pm 9/11/13 3:49pm

MASSIVE Louisiana Sinkhole Devours Whole Trees in Seconds Flat

In the Southern Louisiana town of Bayou Corne, a monster is growing. For over a year now, a colossal sinkhole – which, when last measured, spanned a grotesque 24 acres – has been wreaking havoc on not only local residents (who have been forced to evacuate), but the environment under which it lurks, as this recently… » 8/22/13 5:13pm 8/22/13 5:13pm

Stare into the eye of Africa's unfathomably huge Richat Structure

At close to 50 kilometers in diameter, the Sahara Desert's sprawling Richat Structure is one of the most mysterious geological features on Earth. » 5/29/13 9:54pm 5/29/13 9:54pm

7 Signs We Are Heading for a Mass Extinction

Today, many scientists believe we are on the cusp of a sixth mass extinction which could wipe out most life on Earth as we know it. Here are seven signs that they could be right. » 5/20/13 2:54pm 5/20/13 2:54pm