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Here’s the science you loved most this year
From dinosaur deaths to screen time, here’s the science stories you were reading this year.
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Health & MedicineRaw cookie dough’s flour could make you really sick
It’s not just the eggs in cookie dough that can pose food-poisoning risks. Even flour can sicken people if it is eaten raw.
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GeneticsNew tools can fix genes one letter at a time
New tools can edit the genome one letter at a time, correcting common errors that lead to disease.
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Materials ScienceWant a tougher space suit? Just add liquid
Using a special liquid, engineers are designing new treatments for spacesuits so that they can better resist puncturing from tiny meteorites and other hazards.
By Marcus Woo -
PhysicsScientists Say: Laser
A laser is a device that emits a strong, narrow beam of light. “Laser” is actually an acronym, and stands for “light amplification by stimulated emission of radiation.”
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MicrobesMagnetic heating may replace surgery to cure some infections
Scientists are testing magnetic fields as a way to kill bacteria that drugs normally cannot reach — such as those on medical implants inside the body.
By Ilima Loomis -
TechYoung challengers take a deep dive into engineering
Thirty teens worked in teams to design, build and test remotely-operated vehicles. Their mission: to grab river sediment — and perhaps a shot at winning a major national competition.
By Sid Perkins -
BrainAlzheimer’s protein can sneak into the brain from the blood
Experiments in mice show that proteins linked with Alzheimer’s disease can enter the brain from the blood, then stockpile there.
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AnimalsHumongous land crab dines on remote-island seabirds
A biologist has documented a coconut crab taking out a seabird as part of a study of the huge invertebrates living on an Indian Ocean archipelago.
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BrainTrading smartphone time for sleep? Your loss
A new study shows more and more teenagers are hanging out on devices when they should be catching ZZZs, putting their health at risk.
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EcosystemsScientists Say: Bog
Bogs are a type of wetland in which partially decayed plants sink down and form peat.
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Health & MedicineHigh-nicotine e-cigs up chance teen will become a smoker
New study links vaping high levels of nicotine to greater likelihood teens will vape — and smoke — six months later.