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Science

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Tyrannosaurus rex, the “Prize Fighter of Antiquity”

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UPDATED: The World’s Worst Oil Spills

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Cat Brain Inspires Computer Design

Aardonyx celestae

Digging Up Dinosaurs in South Africa

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Was “Jack the Ripper” Really a Tyrannosaurus?

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The Sun Is More Than a Blob of Yellow

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Tracks of Giants Created Dino Death Traps

While geologist don't know how long the eruption of Eyjafjallajökull could go on for, the last eruption in 1821 went until 1823.

What We Know From the Icelandic Volcano

Geologist Elizabeth Cottrell discusses the effects of the Icelandic volcanic eruption and the work of the Smithsonian’s Global Volcanism Program

Earth Day Events 2010

Learn about Earth Day celebrations in your community

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A Letter From Earth

The main plaza of Monte Albán, in the Oaxaca Valley. Building J

Bureaucracy Is Good?

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Dinosaur Sighting: Campground “Brontosaurus”

Greg Miller earned his PhD in neuroscience at Stanford University. He writes about brains and behavior as a San Francisco-based correspondent for Science.

Greg Miller on “Making Memories”

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A New “Bonehead” Dinosaur From Texas

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The Icelandic Volcano: A Mere Inconvenience in Historical Terms

Air Pollution as Seen From the Skies

From Mt. Etna to China to the Sahara, these striking satellite images of air pollution are from both natural and man-made causes

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How Dryptosaurus Got Its Name

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The Animals, Vegetables and Minerals of the States

The region's legacy of acid rain is clearly visible in the black crust on the gravestones at the Madison Street Cemetery in Hamilton, New York.

Acid Rain and Our Ecosystem

More than 150 years after acid rain was first identified, scientists now see success in recovery from its damaging effects

Ophiacodons

The History of Air

Paleontologists are looking to the fossil record to decipher what the earth’s atmosphere was like hundreds of millions of years ago

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