Life
We summarize the week's science breakthroughs every Thursday.
- Health & Medicine
Gut-brain communication failure may spur overeating
Restoring a depleted molecule in obese mice repaired their abnormal response to food.
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- Animals
Antarctic waters may shelter wrecks from shipworms
Ocean currents and polar front form 'moat' that keeps destructive mollusks at bay.
- Health & Medicine
Mediterranean diet may offset genetic risk for stroke
Compared to a low-fat diet, eating fish and olive oil kept blood sugar levels lower in people with a common diabetes risk factor.
- Humans
DNA reveals details of the peopling of the Americas
Migrants came in three distinct waves that interbred once in the New World.
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- Animals
Noise may disrupt a bat’s dinner
Mechanical cacophony can drown out the whispers of moving insect prey.
- Neuroscience
Caffeine shakes up growing mouse brains
When pregnant mice consumed caffeine, their offspring had altered neurons and faulty memory.
- Science & Society
Flu researchers plan to repeat controversial work
The scientists who made the H5N1 strain transmissible between ferrets intend to do the same with H7N9.
