Future River Flow
Climate change may alter how rivers flow in the future, and man-made dams could make things worse.
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Hot Extinctions
Warmer temperatures have consistently preceded more extinctions throughout Earth's history.
Snail Camouflage
A sneaky snail evades predators by creating a unique form of organic camouflage.
Spider Webs
A listener asks: Can spiders get caught in the webs of other spiders?
Woolly DNA
Woolly mammoths went extinct thousands of years ago. But now their genetic past is being resurrected …
Non-Stick Chewing Gum
A non-stick chewing gum may eliminate some major cleaning headaches.
Animal Attention
Humans may be hard-wired to pay attention to animals, according to a new study.
Autism Mouse
A new mouse model of autism may be the closest thing yet to replicating the condition in animals.