EnvironmentMarch 8, 2013
Global Average Temperatures Are Close to 11,000-Year Peak
By the end of this century, Earth is set to get hotter than at any time since the last ice age
Stories by Sid Perkins
Sid Perkins, who writes most often about Earth and planetary sciences, materials science and paleontology, is based in Crossville, Tenn.
The SciencesFebruary 25, 2013
Long-Lost Continent Found under the Indian Ocean
A grain-by-grain analysis of sand from Mauritian beaches reveals rock from an ancient landmass
November 7, 2012
Seismic Risk in Eastern U.S. May Be Higher Than Previously Thought
An analysis of the 2011 magnitude 5.8 Virginia earthquake suggests seismic waves generated near U.S. cities on the east coast might be amplified and preferentially directed toward the northeast
August 9, 2012
Death Toll from Landslides Vastly Underestimated
An improved database shows that thousands more people die annually from landslides than was thought
EnvironmentAugust 1, 2012
Glacial Lakes May Affect Sea-Level Rise
Scientists are tracking how water atop Greenland's ice sheet pools and drains. The findings could help predict future rises in sea level
June 28, 2012
Tidal Evidence Suggests Water Sloshes Beneath Titan's Icy Crust
New results make it clear that Saturn's moon Titan is one of the solar system's subset of large satellites with oceans
ComputingJune 1, 2012
Dial-a-Flood: A New Smart Phone App Helps Residents and Researchers Predict Storm Surges
A new app and Web site may make it easier to predict storm surges
EvolutionNovember 1, 2011
Dangerous Volcano Spurs Rival Nations to Cooperate
The volcano beneath this calm-looking lake has grown restive, inspiring a rare collaboration between Chinese and Korean scientists
EvolutionMay 1, 2011
Pacific Quakes Portend Little for U.S. West Coast
A series of major earthquakes have struck below the Pacific Ocean in less than a year and a half. Could the West Coast be next?
EnvironmentMarch 21, 2011
Could the Recent Pacific Megaquakes Trigger a West Coast Temblor?
A series of major earthquakes have struck beneath the Pacific Ocean in less than a year and a half. Could the U.S. west coast be next?