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Sunday, October 4, 2009

Science

Concerns Over Bisphenol A Continue to Grow

Recent research suggests that human exposure to BPA is much higher than previously thought.

Multimedia

Plants & Animals

A great white shark.

The Killing Strategy of White Sharks

Geographic profiling is being applied to track the hunting patterns of white sharks in South Africa

Medical Science

How Technology Is Changing the Medical Profession

Clinical practice guidelines, electronic medical records, and population science are revolutionary.

Not-Quite-Endangered Species

One conservation group says these 10 species—and 671 others—belong on the endangered list.

NSF

Evolution is Irreversible

By resurrecting ancient proteins, researchers find that evolution can only go forward.

Sun Bombards Earth With High-Speed Streams of Wind

The solar cycle is driven by more than sunspots.

Tornado Threat Increases as Gulf Hurricanes Get Larger

Number of hurricane-induced tornadoes during the 2004-05 hurricane seasons is unprecedented.

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Carbon Calculator

How Big Is Your Footprint?

Use our carbon calculator to learn about your environmental impact. Learn ways to save energy.

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