Uncategorized
- Brain
Little Toys, Supersize Mistakes
Toddlers sometimes treat small objects, such as toy cars or dollhouse chairs, as if they're much larger.
- Fossils
Ancient critter caught shedding Its skin
A fossil reveals that ancient animals shed their skin, just as insects and crustaceans do today.
- Environment
Alien invasions
Around the world, plants, animals, fungi, and other life forms are ending up in places where they don't belong.
- Brain
Charging up the brain for reading
Some kids can become better readers if they learn how written letters match up with speech sounds.
- Ecosystems
Frogs get poison from ants
The skin of some frogs becomes poisonous after they eat certain kinds of ants.
- Animals
Noisy boats may bother orcas
Whale watcher boats may be so noisy that killer whales must change their calls to be heard.
- 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.
- Genetics
What makes a dog?
Analyzing dog DNA is helping to explain the origin, behavior, and diseases of dogs.
- Humans
Hints of Life in Ancient Lava
Ancient lava may contain some of the earliest traces of life on Earth.
- Planets
Search for a Missing Moon
Sedna, the most distant object known in the solar system, doesn't appear to have a moon.
- Tech
Robots on a Rocky Road
In a recent race, high-tech, robotic vehicles tried to drive themselves across a desert.
