Mystery Solved
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Planetary ScienceMercury’s dark secret revealed
Graphite from Mercury’s primordial crust might be responsible for making the innermost planet darker than the moon.
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AgriculturePlants trick bacteria into attacking too soon
Scientists have discovered that a plant compound interferes with bacterial communication.
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PaleontologyPlesiosaurs swam like penguins
Computer simulations of plesiosaur swimming motion may resolve long-standing debate on how the marine reptile got around.
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PhysicsAircraft industry could take tips from penguins
Tiny grooves and an oily sheath prevent water droplets from freezing on the feathers of some penguins.
By Andrew Grant -
GeneticsBad Karma can ruin palm oil crops
Missing epigenetic mark makes for Bad Karma and poor palm oil crops.
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ChemistryMussels use chemical primer to cement themselves to rocks
Gluing proteins contain their own built-in primer.
By Beth Mole -
EarthNatural concrete keeps lid on Italian volcano
Naturally occurring, concretelike rock allows the ground around Italy’s Campi Flegrei caldera to bulge without bursting.
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Health & MedicineWhy cancer patients waste away
A tumor-produced protein that interferes with insulin causes wasting in fruit flies with cancer.
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AstronomySource of puzzling cosmic signals found — in the kitchen
One type of radio burst has a pretty mundane origin: prematurely opened microwave ovens.
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AstronomyEnigmatic 17th century nova wasn’t a nova at all
A nova observed in 1670 was actually two stars colliding, new evidence suggests.
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PhysicsWhy lattes are less prone to spills than regular coffee
Foam dampens liquids’ sloshing, keeping keeps lattes and beer from spilling so easily, researchers find.
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LifeChili peppers’ pain-relieving secrets uncovered
Scientists discover how stuff that makes chili peppers hot relieves pain.