Earliest High-Altitude Settlements Found in Peru
Discovery suggests humans adapted to high altitude faster than previously thought.
My Politicians Are Better Looking Than Yours
A new study finds we judge the cover by the book—or at least the party.
That Cigarette Would Make a Great Water Filter
Clean out the ashtray, add some aluminum oxide, and you've (almost) got yourself a low-cost way to remove arsenic from drinking water.
Love and Hate in Israel and Palestine
Psychologists find that parties to a conflict think they're motivated by love while their enemies are motivated by hate.
How to Water a Farm in Sandy Ground
Physicists investigate how to grow food more efficiently in fine-grained soil.
Advice for Emergency Alert Systems: Don’t Cry Wolf
A survey finds college students don't always take alerts seriously.
Brain’s Reward Center Does More Than Manage Rewards
Nucleus accumbens tracks many different connections in the world, a new rat study suggests.
A City’s Fingerprints Lie in Its Streets and Alleyways
Researchers propose another way to analyze the character and evolution of cities.
When Violins Meet Leaf Analysis
Techniques used to analyze leaf shapes reveal the subtle evolution of the violin.