All Stories
- Planets
Rover Makes Splash on Mars
A robot on Mars has gathered evidence that liquid water once flowed on the Red Planet.
- Health & Medicine
Moving Good Fats from Fish to Mice
Healthful fats from fish could end up in beef, eggs, and other foods.
- Chemistry
Cooking up superhard diamonds
Popping diamonds into a high-pressure oven can make these hard minerals even harder.
- Computing
Computers with Attitude
Researchers are trying to design computers that can recognize how you're feeling and react to help you out.
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- Health & Medicine
Walking to exercise the brain
Light exercise can help elderly people keep their brains in shape.
- Environment
Nanosponges soak up pollutants
Tiny, specially designed particles draw pollutants out of contaminated soil.
- Health & Medicine
Building a food pyramid
Experts are trying to work out new rules on which foods to eat and which ones to avoid.
- Fossils
Winged insects may go way back
A fossil's mouthparts hint that winged insects lived on Earth 400 million years ago.
- Physics
A sweet advance in candy packing
Objects shaped like M&Ms can snuggle together more tightly than spheres do.
- Earth
Earth’s early oxygen boost
The steady buildup of oxygen in Earth's atmosphere may have helped life forms become more complex.
