Physics
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We summarize the week's scientific breakthroughs every Thursday.
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MathSwarming locusts impossible to predict
A mathematical analysis shows that random factors underlie the insects’ movements across the landscape.
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Health & MedicineGood vibrations: A greener way to pasteurize milk
Many people like the taste of raw – as in unpasteurized – milk. The problem, of course, is that germs may infect raw milk, so food safety regulations require that commercial producers heat-treat their milk. But food scientists at Louisiana State University think they’ve stumbled onto a tastier way to sterilize milk. They bombard it with sound waves.
By Janet Raloff -
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ChemistryDifferent strokes
Though they share the same design, new micromachines are not a synchronized swimming team.
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PhysicsTaming turbulence from afar
New research shows that measurements of smooth fluid motion away from an object can be used to characterize the roiling flow right up next to it.
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SpaceThe incredible shrinking proton
If the subatomic particle really is smaller than thought, a cherished theory may need tweaking.
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SpaceMaking lemonade with quantum lemons
Physicists produce “spooky action at a distance,” using a phenomenon that would usually disrupt it.
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PhysicsMemories made of light
Physicists find a more efficient way to store quantum information in a crystal, a step towards super-secure quantum communications.
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PhysicsPhysics in free fall
Physicists drop supercold atoms down an elevator shaft to see what will happen.
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PhysicsBouncing beads outwit Feynman
Ratchet-and-pawl thought experiment whirs to life, extracting work from bouncing beads.
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PhysicsA giant proposal for a new type of molecule
Atoms linked across vast distances, can point in two directions at once