News
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LifeEarly life forms may have been terrestrial
A controversial theory suggests that at least some of the earliest widespread complex life forms lived on land.
By Susan Milius -
Health & MedicineZinc may help treat box jellyfish stings
A zinc compound seems to counteract the deadly venom delivered by the sting of the Australian box jellyfish.
By Nathan Seppa -
AstronomyClutch of distant galaxies reveals the infant universe
The Hubble telescope spies stars lighting up the cosmic dawn.
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HumansWhat goes wrong when talks break down
A nonlinear analysis explains how negotiations often turn on seemingly insignificant details.