News
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Mammoths: Blondes and brunettes?
The wool of woolly mammoths may have come in at least two shades.
- Plants
Orchid bends around to insert pollen
An orchid species in China has set a new record for acrobatics in self-pollination, twisting its male organs around and inserting them into the cavity where the female organ lies.
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Why people punish
When punishing criminals, people tend to seek retribution, not deterrence.
- Animals
Stilts for ants make case for pedometer
Changing the leg length of desert ants upsets their ability to judge distance, providing the first evidence in any animal of a built-in odometer based on stride.
