The World Is Not Enough for Humans
Humanity's environmental impact has reached an unprecedented scope, and it's getting worse

Pollution-Busting Plants
Transgenic trees and plants may break down the pollutants left behind at sites ranging from former factories to firing ranges

News Bytes of the Week—Ovulating Strippers Make Bigger Tips
A purpose for the appendix, The rain on Titan falls mainly on Xanadu and more—

"Knockout mice" designers win Nobel Prize

News Bytes of the Week—Star Trek Star Gets Own Asteroid
Smart milk, Real crocodile tears, Bush says "no" to kids, Toy blocks build language skills, and more…

Putting the Squeeze on Nanothreads to Spin Living Tissue
Cell-size nanothreads spun from the tip of a needle that uses pressure rather than an electric charge promise novel regeneration treatments

News Bytes of the Week—Attack of the space microbes
Baboons gone wild, The point of acupuncture and more…

HIV Vaccine Hopeful Fails
Researchers hope a closer look at the data will show the way forward

News Bytes of the Week—Peru Crater Mystery
Velociraptor was just a big chicken, The usual Wookiee suspects, and more…

Eat (Less) to Live (Longer)
New study reveals why restricting calories may lead to longevity

News Bytes of the Week—Bras fail bounce test
Brilliant parrot passes, nonstick chewing gum and more…

World's Top 10 Most Polluted Places
Russia, China and India contain the most areas where toxic pollution and human habitation collide with devastating effects

News Bytes of the Week—Popcorn lung leaves the factory
Goats sacrificed to fix airplane, Nuclear mixup and more…

Silent Seizures May Cause Alzheimer's Dementia
Study identifies nonconvulsive seizures as potential culprit. Already available drugs may stave off and even reverse debilitating symptoms

News Bytes of the Week—Lightsaber to fly on shuttle
Stem cells mend broken rat hearts, stone cold sober astronauts and more…

A New "Designer" Treatment for Multiple Sclerosis
Research shows that estrogen can be used to counteract nerve cell degeneration caused by MS without increased risks of breast and uterine cancers

Fat Chance: Nipping Childhood Obesity in the Bud
New study: Pregnant women with gestational diabetes have a greater chance of having obese offspring, but treatment can cut risk

News Bytes of the Week—Diseased World of Warcraft
Senior sex, a hole in the universe and more…

Unintentional Introduction of OCD to Mice Offers New Insight into Disorder
Genetic deletion causes obsessive-compulsive disorder in a mouse, suggesting therapeutic targets for counteracting the syndrome

Flushing Out a Record of Local Drug Use
Researchers have perfected a method of taking a small sample of incoming sewage at a water treatment plant and extracting the record of local drug use