Humans
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- Health & Medicine
Tricks Foods Play
Most people would never equate downing a well-dressed salad or a fried chicken thigh with toking a joint of marijuana. But to Joseph Hibbeln of the National Institutes of Health, the comparison isn’t a big stretch.
By Janet Raloff - Animals
Face Smarts
Macaques, sheep and even wasps may join people as masters at facial recognition.
By Susan Milius - Humans
Africans’ genes mute on human birthplace
Latest DNA studies confirm previous research on the prehistory of African groups, but still can’t locate the root of the species.
By Erin Wayman - Humans
A moving lift for poor families
Federal housing subsidies didn’t fight poverty as hoped, but trading public housing for new neighborhoods brought psychological benefits.
By Bruce Bower - Health & Medicine
Oral MS drug passes tests
A drug called BG-12, similar to a psoriasis medicine used in Germany, supresses multiple sclerosis relapses well, two studies find.
By Nathan Seppa - Health & Medicine
Gamblers go all-in on Ritalin
Risk-taking may rise when healthy people use the stimulant to boost concentration.
- Life
DNA tags may dictate bee behavior
Chemical alterations affect genetic activity but not the genes themselves.
- Health & Medicine
Brain’s white matter diminished in isolated mice
Experiments may offer a biological explanation for the social and emotional problems of neglected children.
- Health & Medicine
First dengue vaccine trial disappoints
The shots protect against three of the four viral subtypes, failing to deliver full protection, a study in Thailand shows.
By Nathan Seppa - Health & Medicine
Anti-inflammatories tied to cardiac risk
Heart attack survivors who take ibuprofen or diclofenac appear more likely to die or suffer another attack, a large Danish study finds.
By Nathan Seppa