Lap dancers earn more when ovulating, suggesting that a woman gives off subliminal cues to her fertility

The Southern Hemisphere remained balmy during massive cold snap 13,000 years ago

By varying the strength of its scent, an ancient plant drives pollen-laden bugs from males to females

Anxiety may stem from the brain's mistaken activation of its carbon dioxide sensor

Lawmakers call for greater oversight of labs handling virulent pathogens

New observations bolster the case that galactic cosmic rays spring from the remains of stellar explosions

Compound from chili peppers guides anesthetic to pain-sensing neurons

Slow-developing brain centers appear to enforce social norms

Although mute, marine iguanas eavesdrop on mockingbirds for warnings of predators

Children ate well in the year leading up to their sacrifice

NIH meeting dissects the evidence and previews upcoming trials

Ground up eggshells make hydrogen fuel production more environmentally friendly

Modern conservation could head off global soil crisis

The Commerce Department launches a miniversion of the much-reviled Technology Administration

Report blames agency for not adequately protecting patients

Pictures of burned villages and military camps conflict with government accounts

Variations in two genes help explain why people who take the drugs become more suicidal

A gigantic but fleeting one-time radio source blares from deep space

Meerkats sprint toward danger and learn in the process

Nightly migration of larvae may have helped invasive fish conquer the Great Lakes

Minute RNAs unleash breast cancer cells

Kelp forests may exist throughout the tropics, new study finds

Taking bacteria on a shuttle ride reveals some of their best-kept secrets

Taking bacteria on a shuttle ride reveals some of their best-kept secrets