Technology and Poverty
Technology may be the key to lifting developing nations out of poverty.
Baby Armadillos
Do armadillos always have identical quadruplets? (Yes, indeed, but no one knows why.)
Dogs and their Owners
People pick purebred dogs based on their traits, so dogs really do look like their owners.
Cognition Roundup
Emotions affect how we buy and sell, and exercising to music improves verbal fluency.
Blind Navigator
A portable computer system allows blind people to navigate, read, and recognize faces.
Squeezing Iron
Squeezing iron under high pressure and temperature to learn about Earth's core
Anti-Wrinkle Creams
How do anti-wrinkle creams work? (Retinoids and antioxidants increase collagen in skin.)
Lie Detection
People are equally bad at detecting a lie when it's told face-to-face or by instant messaging.
Kid Health Roundup
A ban on two insecticides has helped improve the health of babies, and video games are violent.
Hard Diamonds
Diamonds made by chemical vapor deposition are harder than natural ones.
Helpful Infections
Infection with harmless GBV-C virus has some protective effect against HIV.
Colorful Sunsets
Why are sunsets so colorful? (Light is scattered by the atmosphere and by particles.)