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SpaceMeteorites could have thickened primordial soup
New experiments show that extraterrestrial impacts that occurred early in our planet's history could have created the raw materials for life.
By Sid Perkins -
MathTraveler’s Dilemma: When it’s smart to be dumb
Some game theory paradoxes can be resolved by assuming that people adopt multiple personae, and aren’t rational.
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Health & MedicineHoneybee CSI: Why dead bodies can’t be found
Virus could explain one symptom of colony collapse.
By Susan Milius -
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