News
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SpaceSaving the Earth with dynamical simulations
A new model suggests how protoplanets kept a safe distance from the sun.
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ArchaeologyAncient hominids may have been seafarers
Researchers have discovered hundreds of African-style stone hand axes on Crete, suggesting that sea-going hominids reached the island hundreds of thousands of years ago en route to Europe.
By Bruce Bower -
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PhysicsSymmetry found hidden in supercold atoms
Scientists have detected an elusive, complex symmetry in the frequencies of resonating particles
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SpaceGamma-ray burst may reveal some of oldest dust in the universe
Remote flash may have uncovered supernova-generated dust from just 1 billion years after the Big Bang
By Ron Cowen -
LifeBornavirus genes found in human DNA
Researchers have found molecular fossils of an RNA virus in human and other mammalian genomes, pushing back the emergence of RNA viruses millions of years.