Uncategorized
- Health & Medicine
TV watching linked to low sperm counts
Couch potatoes’ reproductive health may suffer.
By Nathan Seppa - Humans
Earlier Neandertal demise suggested by redating
Using an improved radiocarbon method, researchers challenge the notion that the species hung on in Iberia for millennia after modern humans arrived in Europe.
By Erin Wayman - Health & Medicine
Nothing to fear but suffocation
People with a rare brain disorder don’t get scared — except when they breathe carbon dioxide.
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- Chemistry
Gold-digging microbe
By spitting out a molecule, a bacterium draws solid gold out of solution.
- Earth
Indonesian mud eruption will soon die out, scientists predict
Spewing muck since 2006, volcano will calm to a sputter by 2017.
By Erin Wayman - Oceans
Life found deep below Antarctic ice
Lake buried under 800 meters of ice hosts cells, researchers find.
By Janet Raloff - Life
Nerve stem cells treat gut disorder in mice
Nerve stem cell therapy treats gut disorder by connecting to nervous system.
- Life
As fish watch prey, researchers watch fish’s brains
Genetically engineered neurons allow researchers to watch fish brains as they track prey.
- Health & Medicine
Some service members sleep too little
Of active-duty military personnel seeking help for sleep complaints, two-thirds get six or less hours per night.
By Nathan Seppa - Life
Pigeons’ prominent plumage traces to one gene
A mutation responsible for ruffs, crests and collars appears to have arisen once and then passed among species through breeding.
- Space
An atom sheds light on neutron stars
By measuring a neutron-rich atom on Earth, astronomers virtually dig into the crust of dead stars.
By Andrew Grant