All Stories
- Climate
A dire shortage of water
Parts of the southwestern United States are in the middle of the worst drought in at least 500 years.
- Space
Burst busters
A powerful type of explosion in outer space is much more common, but not always as powerful, as astronomers had thought.
- Brain
Seeing Red and Blue and . . .
Seeing lots of colors when you're young might determine how well you recognize hues later in life.
- Animals
The buzz about mosquitoes
Learning more about mosquitoes can help us control the blood-sucking insects and prevent deadly diseases.
- Health & Medicine
Spitting Up Blobs to Get Around
A nasty parasite finds a new host by making a fly cough up a blob of gel.
- Animals
Sleep lessons from sparrows
During migration season, certain sparrows remain amazingly alert even when they haven't had much sleep.
- Planets
Ringing Saturn
The Cassini spacecraft has arrived at Saturn to start exploring the planet and its rings and moons.
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- Agriculture
Growing healthier tomato plants
How well tomatoes grow depends on how the plants are mulched and fertilized.
- Animals
An inspiring home for apes
A group of scientists wants to establish preserves where orangutans and other primates have the chance to learn and create.
- Animals
Hot tail gives warning
Ground squirrels can heat up their tails to signal and perhaps taunt rattlesnakes.
- Humans
Words of the distant past
Human ancestors may have been able to talk as far back as 350,000 years ago.
