Life
- Genetics
Family takes on progeria in ‘Life According to Sam’
A new documentary portrays an extraordinary search for a cure spurred by a teen with the premature aging disease.
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- Neuroscience
3-D effects may require one eye only
Peering through a peephole can bring flat images to life.
- Plants
Just a few tree species dominate Amazon forest
The Amazonian rainforest, known to be one of the most species-rich areas on the planet, is actually dominated by a only few tree species.
- Animals
Amphibian killer forces immune-cell suicides
Fungal menace to frogs and their kin shuts down key parts of the animals’ defenses.
- Neuroscience
Sleep allows brain to wash out junk
Discovery of fluids flowing in mice while they slumber could lead to better treatments for Alzheimer’s disease.
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- Neuroscience
NFL players’ brains take a hit
Brain scans reveal hidden abnormalities in retired football pros.
- Animals
Young chimps catch human yawns
Juvenile chimps yawn contagiously when they see humans do it, a response that could signal the animals are developing empathy.
- Animals
Lurking males lead to hard-to-fertilize mouse eggs
Mixed-sex society raises resistance to sperm in what may be a long-running arms race between the sexes over fertilization.
- Life
Scorpion genome decoded
An analysis of an arachnid’s DNA reveals how the animal survives its own venom.
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