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AnimalsThe scales of the ocellated lizard are surprisingly coordinated
The mazelike patterns of the ocellated lizard’s skin follow a set of rules from computer science.
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ArchaeologyFirst settlers reached Americas 130,000 years ago, study claims
Mastodon site suggests first Americans arrived unexpectedly early.
By Bruce Bower -
Environment‘Fossil’ groundwater is not immune to modern-day pollution
Ancient groundwater that is thousands of years old is still susceptible to modern pollution, new research suggests.
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Health & MedicineFaux womb keeps preemie lambs alive
A device can keep premature lambs alive for a month in womblike conditions.
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HumansHomo naledi’s brain shows humanlike features
South African Homo species had small but humanlike brain, scientists say.
By Bruce Bower -
ArchaeologyOldest evidence of patterned silk loom found in China
Chinese finds offer earliest look at game-changing weaving machine.
By Bruce Bower -
AnimalsBeetles have been mooching off insect colonies for millions of years
The behavior, called social parasitism, has been going on for about 100 million years.
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AstronomyNo long, twisted tail trails the solar system
The bubble that envelops the planets and other material in the solar system does not have a tail, new observations show.
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PhysicsGamma-ray evidence for dark matter weakens
Excess gamma rays are still unexplained, but they might not come from dark matter.
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AnthropologyÖtzi the Iceman froze to death
Copper Age Iceman froze to death, with shoulder and head damage.
By Bruce Bower -
Particle PhysicsCollider data hint at unexpected new subatomic particles
A set of particle decay measurements could be evidence for new physics.
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LifeImmune cells play surprising role in steady heartbeat
Immune system cells called macrophages help heart cells rhythmically contract, maintaining the beat of mice’s hearts.