Uncategorized
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- Animals
Winged robots may shed light on fly aerobatics
After years of trying, researchers create flapping machines that can hover and perform rudimentary flight maneuvers.
- Earth
Spinning the Core
Laboratory dynamos attempt to generate magnetic fields the way planets and stars do.
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- Health & Medicine
Allergy, asthma less frequent in foreign-born kids in U.S.
But protection from some immune conditions fades after a decade, a study finds.
