Uncategorized
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BrainMemory lessons from a forgetful brain
Scientists have just begun probing the preserved tissue from “H.M.” Even five years after he died, this man’s brain continues to offer lessons on how people make — or fail to make — memories.
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PhysicsThe ultimate wordfind puzzle
The world’s oldest library has books with hidden texts. Researchers are now using a high-tech approach to reveal their long-masked words.
By Mark Schrope -
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SpaceGalaxies stash mass in clouds of gas
Astronomers may have finally figured out why predictions of the amount of matter in the universe don’t match observations. A huge amount may hide in the gas clouds that surround galaxies.
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GeneticsBlue eyes in the Stone Age
Genes from an ancient skeleton suggest that dark-skinned people may have been the first to evolve blue eyes.
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ClimateMapping our carbon footprints
Population density can determine how much of an impact modern communities have on the climate.
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Health & MedicineBones: They’re alive!
This hard tissue is more than just a quiet scaffold for your organs and protective helmet for your head. It’s active and ‘chatty,’ influencing other tissues.
By Kirsten Weir -
EarthTowering mounds: Can gophers be to blame?
Scientists may have unearthed the source of Mima mounds, mysterious bumpy landscapes found on every continent except Antarctica.
By Beth Geiger -
Health & MedicineBaseball: Keeping your head in the game
Head movements play an important role in successfully tracking lightning-fast incoming pitches.
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Teen finalists selected in 2014 Intel STS competition
Forty high-school seniors learn they have been named finalists in the March Intel Science Talent Search competition.
By Sid Perkins -
SpaceDusty remains from a dead star
A supernova first spotted in 1987 produced a huge cloud of space dust. Astronomers are now finding clues in it to how stars formed in the early universe.
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AnimalsWild medicine
Few veterinarians are available to treat sick animals in their natural environment. Fortunately, some critters can doctor themselves.