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Geology

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Scott Wing pointing out visible strata

Day 2: Uncovering Earth’s History in the Bighorn Basin

Secretary Clough tours the different Smithsonian excavation sites and discovers some prehistoric fossils while there
July 23, 2009 | By G. Wayne Clough, Secretary of the Smithsonian Institution

Bloody Lane Antietam

Civil War Geology

What underlies the Civil War’s 25 bloodiest battles? Two geologists investigate why certain terrain proved so hazardous
April 14, 2009 | By David Zax

Underwater volcano

Underwater Discovery

Watch an erupting underwater volcano
September 2008 | By Anika Gupta

the hope diamond

Glow-in-the-Dark Jewels

How the Hope Diamond's mysterious phosphorescence led to "fingerprinting" blue diamonds
January 14, 2008 | By Kenneth R. Fletcher

It is possible to see the world in a grain of sand—big chunks of the world, anyway, including the Himalayas and other mountain ranges (Elizabeth Catlos at Oklahoma State University with a piece of granite whose grains may reveal the history of Turkey’s Menderes Massif.)

Rock of Ages

Where did the world's highest mountains come from? Geologist Elizabeth Catlos takes a new view
October 2007 | By J. Madeleine Nash

San Francisco

Future Shocks

Modern science, ancient catastrophes and the endless quest to predict earthquakes
March 2005 | By Kevin Krajick

Defusing Africa's Killer Lakes

In a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster
September 2003 | By Kevin Krajick

The eruption of Mount Tambora killed thousands, plunged much of the world into a frightful chill and offers lessons for today.

Blast from the Past

The eruption of Mount Tambora killed thousands, plunged much of the world into a frightful chill and offers lessons for today
July 2002 | By Robert Evans

Crystal Moonbeams

A pair of Mexican miners stumble upon a room filled with what could be the world's largest crystals
April 2002 | By John F. Ross

Evidence for a Flood

Sediment layers suggest that 7,500 years ago Mediterranean water roared into the Black Sea
April 01, 2000 | By James Trefil

When the Earth Froze

The rocks tell us that at least twice, the earth has frozen over from the poles to the equator
December 1999 | By James Trefil

Geology That's Alive

Volcanologist Richard Fiske loves fieldwork most of all--when he's on the job, the Earth moves
December 1997 | By Michael Kernan

Phenomena, Comment and Notes

When a drop of rain carries a particle of dirt off the land and into the sea, there are repercussions from deep within Earth to the nearer reaches of space
April 1996 | By Stearns A. Morse


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