Humans

Health & Medicine

To catch a cheat

Drug test cheaters find quick fixes on the Web, but toxicologists aren’t so easily fooled.

Health & Medicine

This trans fat is vindicated

Featured blog: FDA accords some trans fats a "generally regarded as safe" designation.

Health & Medicine

Statins versus dementia

Statins, developed to fight cholesterol, may also prevent some dementia, a study of older Hispanics finds.

Health & Medicine

A chink in flu’s armor

Finding the shape of a protein that enables the flu virus to replicate points to ways to combat the disease.

Psychology

Core calculations

Number words may serve as mental tools for expanding on basic, nonverbal numerical knowledge rather than as determinants of such knowledge.

Chemistry

Oil magnets

Featured blog: Nanomagnets and wires point to a potentially better mousetrap — or crude trap — for dealing with oil spills.

Humans

Toddlers triumphant

In new studies, toddlers display dramatic advances in object recognition that may underlie verbal and symbolic achievements.

Ecosystems

Fish Houses

Tanked half-way houses allow people and fish to get acquainted on their own terms — and exhibit their individual personalities.

Health & Medicine

Protein links metabolism and circadian rhythms

Scientists have known for ages that metabolism is tied to the body’s daily rhythms. Two new studies suggest how.

Health & Medicine

New HIV inhibitor

A new HIV drug can, when combined with other therapies, suppress even the most drug-resistant strains of the virus that causes AIDS, scientists report in two papers in the July 24 New England Journal of Medicine.

Health & Medicine

Statin snag

A gene variant explains why some people get muscle pains from cholesterol-lowering drugs called statins.

Health & Medicine

Viagra and women

Viagra eases some sexual problems for women taking antidepressants