Humans
- Brain
Fruit fly brain has two clocks
Fruit flies have not one, but two built-in clocks to regulate daily activity.
- Tech
A taste for cheese
Researchers aim for cheese that is tastier, more nutritious, and easier to make than those now available.
- Animals
superfast muscles for cooing doves
To coo, a dove's muscles have to contract and relax amazingly quickly.
- Psychology
Worlds of self-esteem
The way you feel about yourself can affect what other people think of you.
- 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
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.
- Psychology
Roller coaster thrills
Riding roller coasters is about the need that some people have to seek thrills and take risks.
- Health & Medicine
Workouts: Does Stretching Help?
Stretching before exercise or sports may not improve performance or reduce the chance of injury.
- Humans
Traces of Ancient Campfires
Researchers have unearthed traces of what may be among the oldest human-controlled fires.
- Humans
Hints of Life in Ancient Lava
Ancient lava may contain some of the earliest traces of life on Earth.
