Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Gastric bypass surgery causes sugar-burning gut growth in rats
The rapid improvement in symptoms of diabetes, seen in patients before weight loss begins, may be due to changes in part of the intestine.
- Life
A flash of light implants false memories in mice
Researchers alter rodents' recollections by exciting just a few neurons.
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- Anthropology
War arose recently, anthropologists contend
Infrequent killings among hunter-gatherer groups fit a scenario of a largely peaceful Stone Age, a study concludes.
- Health & Medicine
Permanent Present Tense
The Unforgettable Life of the Amnesic Patient, H. M. by Suzanne Corkin.
- Health & Medicine
What and when babies first eat may affect diabetes risk
Children at risk of type 1 diabetes are better off waiting until 4 months of age to consume solid foods.
- Health & Medicine
Four-question test ID’s women with depression
Simple decision tool shows potential as quick way to identify clinical depression.
- Anthropology
Agriculture’s roots spread east to Iran
Dig supports prolonged development of domesticated crops at ancient sites across the Fertile Crescent.
- Health & Medicine
People may have evolved to fight cholera
People in Bangladesh have genetic variations that might defend against the disease.
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- Archaeology
Pre-Inca empire tomb found untouched in Peru
Gold jewelry, bronze axes and dozens of bodies were among the contents of the Wari empire ceremonial room.
- Health & Medicine
Nobelist’s Cancer Theory
Excerpt from the July 13, 1963, issue of Science News Letter
