Life
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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.
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- Fossils
Fingerprinting fossils
Researchers can find out in what kind of soil a fossil was originally buried.
- Brain
A dog’s amazingly large vocabulary
A border collie named Rico recognizes a surprisingly large number of words.
- Animals
Hippo sweat is natural sunscreen
Hippo "sweat" contains substances that fight microbes and screen out ultraviolet light.
- Plants
Plants travel wind highways
Some plants can hitchhike along invisible freeways of wind to reach distant places.
- Fossils
Ancient critter caught shedding Its skin
A fossil reveals that ancient animals shed their skin, just as insects and crustaceans do today.
- Brain
Little Toys, Supersize Mistakes
Toddlers sometimes treat small objects, such as toy cars or dollhouse chairs, as if they're much larger.
- Animals
Prime time for cicadas
Researchers are tracking down why some types of cicadas emerge in vast numbers only once every 17 years.
