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Animals
These spiders may have the world’s fastest body clocks
Three orb-weaving spiders may have the shortest circadian clocks yet discovered among animals.
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Cosmology
Simulating the universe using Einstein’s theory of gravity may solve cosmic puzzles
Better simulating the dense parts of the universe could improve scientists’ view of how the universe evolves.
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Astronomy
Ancient spiral galaxy is 11 billion years old
The most ancient spiral galaxy seen to date is 11 billion years old and could help reveal how galaxies sprout arms.
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Health & Medicine
New blood pressure guidelines put half of U.S. adults in unhealthy range
New hypertension guidelines broaden the range of those considered to have high blood pressure and emphasize lifestyle changes to combat the condition.
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Animals
The Lord Howe stick insect is officially back from the dead
New genomic sequencing confirms that stick insects discovered near Lord Howe Island are the assumed-extinct Lord Howe stick insect.
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Health & Medicine
Cholera pandemics are fueled by globe-trotting bacterial strains
International cholera strains, rather than local ones, have caused raging epidemics, according to research that examined the bacteria’s DNA.
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Physics
Why the wiggle in a crowd’s walk can put a wobble in a bridge
New simulations can better predict when pedestrians cause a bridge to shimmy.
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Quantum Physics
Quantum computing steps forward with 50-qubit prototype
Bit by qubit, scientists are edging closer to the realm where quantum computers will reign supreme.
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Anthropology
Ancient European farmers and foragers hooked up big time
Interbreeding escalated in regionally distinct ways across Neolithic Europe.
By Bruce Bower -
Animals
This deep-sea fish uses weird eyes to see in dark and light
The eyes of deep-sea fish called pearlsides contain cells that look like rods but act like cones.
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Animals
Crested pigeons sound the alarm with their wings
Crested pigeons have specialized feathers that signal danger when they flee from an apparent threat.
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Animals
Honeybees fumble their way to blueberry pollination
Blueberry flowers drive honeybees to grappling, even stomping a leg or two down a bloom throat, to reach pollen.
By Susan Milius