Earth grows fine gems in minutes

Rome wasn't built in a day, but some of Earth's finest gemstones were, according to new research from Rice University.

New clues shed light on importance of Earth's ice sheets

Researchers examining subglacial waters both from Antarctica and Greenland found that these waters have higher concentrations of important, life-sustaining elements than previously thought, answering a big unknown for scientists ...

Uncovering the secrets of ancient rock art using 'X-ray vision'

Prehistoric rock paintings are a source of fascination across the world. Aside from their beauty, there's deep meaning in these strokes, which depict ancient rituals and important symbols. To learn more about these murals, ...

What we learned from dinosaur teeth in North Africa

As dinosaurs go, Spinosaurus is one of the most recognizable: a predator with sharp claws, a long jaw full of teeth, and a big sail on its back. It lived near rivers, hunting for fish, 100 million years ago in a place that's ...

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