News
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LifeWhy starved flies need less sleep
Low lipid levels keep the insects buzzing past bedtime, a new study finds, suggesting a role for metabolism in regulating sleep.
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SpaceStill no Earths, but getting closer
Two newly discovered planetary systems shed light on the likelihood of producing terrestrial planets.
By Ron Cowen -
ArchaeologyBig eats from a 12,000-year-old burial
Middle Eastern villagers may have feasted around a shaman’s grave 12,000 years ago, before the dawn of agriculture.
By Bruce Bower -
EarthPrimordial bestiary gets an annex
A classic Canadian fossil trove extends to thinner deposits, geologists find.