Today's Top News

Friday May 11, 2007

Mystery Source of Urban Pollution Revealed

The grime that builds up in cities might contribute to smog.

Scientist: Don't Trust Sunscreen

Water Discovered to Flow Like Molasses

Lab Twisters Could Reveal Tornado Secrets

Asphalt-Munching Bacteria Discovered

Top Features

What's Your Environmental Footprint? Read More	VOTE NOW: The Ugliest Animals Read More
Gallery: The World's Biggest Beasts Read More	Life's Little Mysteries Read More

Video

VIDEO: Can You Time Travel?

VIDEO: Ancient Beast in Action

Image of the Day

Image of the Day: Record-Breaking Nanotubes
Materials scientists create bundles of longest nanotubes ever made.

LiveScience Recommends...

Hillary Clinton Less Powerful Than Bill in News Interviews
President Bill Clinton and Sen. Hillary Clinton don't always operate like a unified political animal.

Trivia & Quizzes

What's Your Environmental Footprint?
Going "Green" is red-hot these days, but are you really in the know? How big is the human footprint we stamp on the planet, with the little steps we take every day?

The Sex Quiz: Myths, Taboos and Bizarre Facts
Find out how little you know about the history and reality of procreation.

Biblical Garden Terrarium

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Galilea Moon-Phase Clock

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