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We summarize the week's scientific breakthroughs every Thursday.
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HumansPacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians.
By Bruce Bower -
LifeHow Paralympic sprinters lose speed on curves
Amputee runners may lose more speed on curves when the leg on the inside of the curve is the one bearing a prosthetic, a biomechanics study finds.
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Health & MedicineEfforts to control mosquitoes take on new urgency
The major mosquito that is spreading Zika virus has quirks that make it one of the toughest to fight.
By Susan Milius -
NeuroscienceLost memories retrieved for mice with signs of Alzheimer’s
Using light, scientists coaxed a forgotten memory from the brains of mice with Alzheimer’s-like symptoms.
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PaleontologyTrue nature of ‘Tully monster’ revealed
The identity of a 300-million-year-old enigmatic creature known as the “Tully monster” is a mystery no longer.
By Meghan Rosen -
AnimalsPlain ol’ Texas rat snakes basically match vipers for speed
Rattlesnakes and other vipers are not the fastest fangs in the West.
By Susan Milius -
EcosystemsAustralian fairy circles first to be found outside Africa
Strange patterns of grassland bald spots called fairy circles show up in Western Australia.
By Susan Milius -
AnimalsSnake fungal disease spreading in eastern United States
A decade after snake fungal disease was first discovered, it has now been found in its 16th U.S. state.
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PaleontologyNew tyrannosaur bridges gap from medium to monstrous
Horse-sized Timurlengia euotica had a brain and ears like its bigger relative Tyrannosaurus rex, which lived millions of years later.
By Beth Geiger -
AnthropologyAncient DNA reveals who is in Spain’s ‘pit of bones’ cave
Ancient DNA shows Neandertals lived in northern Spain 430,000 years ago; the early date raises new questions about Neandertals’ origins.
By Bruce Bower -
EcosystemsFDA predicts no significant environmental impact from GM mosquitoes
The FDA has taken a step in the process of deciding whether to allow the first test release in the United States of genetically modified mosquitoes to fight diseases such as Zika.
By Susan Milius -
Health & MedicineHere’s how dust mites give dermatitis sufferers the itch
Dust mites can make people with eczema truly miserable. Now, scientists have figured out why they make some people scratch, and resolved a dermatological debate.