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Al Gore calls Canada's plan to curb greenhouse gases "a complete and total fraud."

Networked cameras let you keep an eye on your stuff from any Web-enabled device, and you don’t have to be a security pro to install one.

Underwater Explorers

Waves of Destruction

Great White Sharks

The Greatest Places on Earth

Hurricanes at Eye Level: Wind, waves and destruction

Glaciers, Icebergs, Ice Shelf

Sky Scenes

The world's most devastating temblors.

Tornado Disaster Gallery

Engineers with too much time on their hands configured a Kuka KR16 industrial robot so it could be controlled with a Wii video game remote.

Spectacular Views of the Sun - from Sunrise to Sunset

Here are gathered in chronological sequence the most important events in the history of climate change science.

When gambling, people dwell more on losing lots than winning big, a new study finds.

Lightning Gallery

The world's first cloned cat just became a mother -- and she even did it without test tubes. Copy Cat, who was cloned by Texas A&M University researchers in 2001, had three kittens in September.

To all dieters out there: we know you haven’t eaten all day and you’re hungry, but eat a little slower if you want to keep shedding those pounds.

Top 10: The World's Tallest Buildings

Asian Tsunami Disaster

Scientists discover more fish with abnormalities caused by pollutants in Potomac River.