Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
Ancient hominid had an unusual diet
A long-extinct member of the human evolutionary family had an uncommon taste for grasses and sedges.
- Health & Medicine
Infant stress linked to teen brain changes
Girls, but not boys, showed later changes in brain regions that regulate emotions.
- Humans
An ancient civilization’s wet ascent, dry demise
Cave data suggest that ancient rainfall patterns swayed the course of Classic Maya societies.
- Humans
Red state, blue state
Resizing geographic areas by population gives more accurate view of 2012 election.
- Humans
Ancient blades served as early weapons
African find reveals complex toolmaking 71,000 years ago.
- Health & Medicine
Highlights from the American Heart Association Scientific Sessions, Los Angeles, November 3-7
Multivitamins may not reduce heart attacks, two drugs could protect heart from chemo damage, and more.
- Health & Medicine
Your brain on speed dating
Activity in two regions helps calculate compatibility with potential mates.
- Health & Medicine
Statin substitutes go beyond drawing board
A new generation of cholesterol-lowering drugs might help people who can’t take the usual pills or who don’t benefit adequately from them.
- Health & Medicine
Heart bypass surgery outperforms stents in diabetics
Among patients getting multiple coronary blockages cleared, those assigned to surgery fared better.
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- Psychology
Too little money, too much borrowing
A contested study suggests that poverty contracts attention and detracts from financial decisions.
- Health & Medicine
Monkeys keep the beat without outside help
Nerve cells in the brain may regulate a precise sense of internal time-keeping.
