All Stories
- Space
Sun Flips Out to Flip-Flop
The sun may reverse its magnetic field by blasting charged particles into space.
- Animals
Farming on a snail’s scale
Some snails plow leaves and add fertilizer to grow a fungus for dinner.
- Brain
Brain signals attention disorder
Children with attention disorders appear to have less tissue in certain parts of their brain.
- Tech
Electronic paper turns a page
Changeable ink and battery-powered paper may make textbooks lighter and bring video newspapers into daily use.
- Humans
Preserving Ancient Warrior Paint
Chemistry helps keep paint on ancient clay statues from cracking and quickly peeling off.
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- Earth
Killer space rock snuffed out ancient life
Rock fragments from Antarctica suggest a huge meteor struck Earth 250 million years ago.
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- Chemistry
How a Gecko Defies Gravity
A gecko's tight grip on walls and ceilings suggests new types of sticky materials.
- Physics
Echoes of a stretched egg
Sound waves bounce off people as if each person resembles an elongated egg.
- Environment
Will climate change depose monarchs?
If Mexico gets too wet, migrating monarch butterflies could lose their winter refuges.
- Animals
Poisonous Spiders as Reluctant Hunters
The brown recluse spider prefers scavenging dead food to hunting live prey.
