Earth
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Earth
When Mountains Fizz
Scientists are finding that the driving force behind a volcanic explosion is the same thing that propels spewing soda pop: bubbles.
By Sid Perkins -
Earth
Early Warning: United States to deploy 32 more buoys for sensing tsunamis
On Jan. 14, the Bush administration announced a $37.5 million program to expand the nation's tsunami-warning capabilities.
By Sid Perkins -
Earth
Air pollution trims fetal growth
Pregnant women who breathe polluted air deliver babies that are typically slightly smaller than those born to other mothers.
By Ben Harder -
Earth
Living in a Fog: Secondhand smoke may dull kids’ wits
Millions of U.S. children may have reading deficits because of exposure to secondhand tobacco smoke.
By Ben Harder -
Earth
Really hot water
Hot-water tanks can accumulate radioactive deposits from naturally occurring radioactive material.
By Janet Raloff -
Earth
Landscaping stones may pose risks to the environment
Chemical analyses suggest that planting ornamental rock gardens in some cases may not be doing the environment any favors.
By Sid Perkins -
Earth
Big quakes can free grounded icebergs
Data gathered by equipment installed on an immense iceberg off Antarctica suggest that the ground motions spawned by large, distant earthquakes can free such bergs to float again.
By Sid Perkins -
Earth
Seismic vibes gauge Earth’s crust
New seismic observations are adding to scientists' knowledge of the thickness of Earth's crust, especially in the Southern Hemisphere.
By Sid Perkins -
Earth
Reflections on Insecticides: Mirror forms of agrochemicals set risk
The toxicity of an insecticide or how long it persists in the environment depends on which mirror-image form of the chemical is present.
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Earth
Tsunami Disaster: Scientists model the big quake and its consequences
Scientists are modeling the immediate and long-term effects of the magnitude 9.0 earthquake that struck west of Indonesia the morning of Dec. 26, 2004, and triggered tsunamis that killed tens of thousands of people.
By Sid Perkins -
Earth
Ocean-sensor project reaches milestone
Oceanographers seeking to deploy an armada of 3,000 robotic probes to take the pulse of Earth's oceans have passed the halfway mark and hope to have the full array of sensors in place by 2007.
By Sid Perkins -
Earth
Climate Storm: Kyoto pact is confirmed, but conflict continues
Controversy flared over the link between climate change and increasing storm activity at the first international climate change meeting since the implementation of the Kyoto Protocol was assured.
By David Shiga