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Test for celiac risk may mean fewer biopsies
A new way of detecting celiac disease reveals that the immune disorder is far more common than previously thought. In a study of more than 2500 people, researchers combined measuring the immune...
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Untangled DNA is how guys become guys
An enzyme that “unravels” DNA appears to trigger male development of the embryo, a finding that may give greater insight into intersex disorders. Intersex people are not biologically male or female but...
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Quantum system teleports an atom
For the first time, physicists have transmitted an atom from one location to another inside an electronic chip. The findings could lead to larger electronic networks and more functional electronic...
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Tiny flying machines take a lesson from honeybees
To develop insect-sized robot aircraft, researchers are harnessing secrets of how honeybees fly. Honeybees use a combination of what they feel and see to streamline their bodies and gain maximum “fuel...
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Bad feelings make stronger memories
Negative emotions, such as fear, can enhance your memories for places, a new study confirms. Oliver Baumann from the Queensland Brain Institute found that associating negative imagery with specific...
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‘Willpower’ is the best remedy for obesity, survey shows
Though most people believe food is as addictive as some drugs can be, they also think the best treatment for obesity is self-control. “While participants believed food addiction to be a cause of...
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Centipede venom kills pain
A molecule in the venom of the Chinese red-headed centipede shows promise as a painkiller—potentially as effective as morphine, researchers say. “We recently demonstrated that the venom of the Chinese...
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Fossil fuels pose double threat to wildlife
Future fossil fuel extraction threatens Earth’s richest areas for biodiversity: northern South America and the western Pacific Ocean, say researchers. In a new study, environmental scientists reveal...
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Did clay hydrogels ‘host’ the first life on Earth?
Clay might have been the birthplace of life on Earth, or at least of the complex biochemicals that make life possible, report biological engineers. “We propose that (in early geological history) clay...
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How zinc ‘jams up’ these drug-resistant microbes
Zinc can “starve” Streptococcus pneumoniae microbes by preventing their uptake of an essential metal. The finding opens the way for further work to design antibacterial agents in the fight against the...
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