A new hypothesis ties domestication in mammals to “cute” physical features.
UV light may have a drug-like effect, leading to addiction and even withdrawal symptoms.
Sweat disables copper’s antibacterial properties, with implications for doorknobs and handles everywhere.
Cyclones have been peaking in intensity closer and closer to the poles over the last 30 years.
Fish in acidified waters exhibit strange and often reckless behaviors.
Triclosan, a common antibacterial agent in household products, may actually promote the growth of Staph bacteria in people heavily exposed to it.
People’s unconscious reactions to liars and truth-tellers are more accurate than their conscious judgments.
An experimental therapy to control peanut allergies may induce genetic changes in the immune system.
Humans may have inhabited the Bering Land Bridge for 10,000 years.
Smiling, even with no emotion behind it, may help people tolerate pain.
Humans and cats kept close company in a Chinese village 5,300 years ago.
A tobacco-eating caterpillar creates the equivalent of smoker’s breath to scare off predators.
In Florida, invasive, disease-carrying tiger mosquitoes are breeding in the shells of an invasive snail.
Using mobile phones for medical purposes, a new frontier when we reported on it in 2008, has become a huge field.
Sinking old warships creates new habitats for marine species.
To hit a fastball, a batter’s brain has to predict when it’ll come across the plate.
Researchers have discovered that mosquitoes have a better sense of smell at night.
Some insects’ legs have gears that look and function like the classic man-made invention.
A computer program tells jokes, some of which are judged both original and funny.
Making fish hatcheries more mentally stimulating may increase the fish's chance of survival in the wild.