All Stories
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- 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.
- Anthropology
Fossil skull points to single root for human evolution
New find suggests that humankind’s origins trace to an ancient species that spread from Africa to Asia.
- Astronomy
Most distant galaxy lens discovered
Astronomers have discovered a galaxy about 9.4 billion light-years from Earth that is magnifying the light of an even more distant galaxy. It’s the most distant gravitational lens found to date.
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- Neuroscience
NFL players’ brains take a hit
Brain scans reveal hidden abnormalities in retired football pros.
- Physics
It’s too soon to declare supersymmetry a tragedy
Supersymmetry is the odds-on favorite to solve many of the mysteries about the physical world that have stumped theorists for decades. Supposedly the LHC should produce actual evidence for SUSY, but it hasn’t. And so some physicists have begun to declare SUSY dead, or at least on life-support.
- 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.
