Uncategorized
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Cooking up a Broadcom win
Students who improved microwave ovens and built calculating apps took home big awards at the 2015 Broadcom MASTERS.
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Health & MedicineFriends’ good moods can be contagious
Good mental health spreads through teen social networks, but depression doesn’t, a new study finds.
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Health & MedicineNobel goes for developing drugs from nature
The 2015 Nobel Prize in medicine went to scientists who used nature as the model for important human drugs to combat malaria and serious infections.
By Tina Hesman Saey and Laura Sanders -
AnimalsSperm whales’ clicks suggest the animals have culture
Sperm whales appear to learn the sounds they use to socialize. That suggests they have some form of culture.
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Health & MedicineAlcohol can rewire the teenage brain
Alcohol — especially binge drinking — can harm teens. New research shows teen drinking may leave a lasting legacy.
By Tara Haelle -
Materials ScienceScientists Say: Kevlar
Many people hear Kevlar and think of body armor. But this polymer is in so much more.
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HumansBronze Age mummies unearthed in Great Britain
Bronze Age communities from southern England to Scotland appear to mummified their dead. Tests show this occurred between roughly 3,000 and 4,000 years ago.
By Bruce Bower -
Health & MedicineHow to print shape shifters
3-D printing was only the beginning. Scientists are pursuing 4-D printing, creating objects that can move and interact with their surroundings.
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Health & MedicineTeen friendships may make for healthier adults
Scientists find that strong teen friendships — and a tendency to follow the crowd — may lead to better health in their 20s.
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BrainStuffy classrooms may lower test scores
New research links fresh air in classrooms to test scores. Elementary-school students in stuffy classrooms, it found, may perform worse on standardized tests.
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ChemistryPicture This: Evidence of liquid water on Mars
Mars hosts surface salt deposits. They appear to come from seasonal water flows on the Red Planet, a new study concludes.
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FossilsFossils: Is this new species a human relative?
Fossils found in an underground cave in South Africa may be from a previously unknown species of the human genus, Homo.
By Bruce Bower