Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
Racial IQ Gap Narrows: Blacks gain 4 to 7 points on whites
African Americans reduced the racial gap on IQ-test scores by about one-third between 1972 and 2002.
- Health & Medicine
Drug rescues cells that age too fast
A new drug shows promise toward correcting the accelerated cellular aging typical of Werner syndrome.
- Humans
Named medical trials garner extra attention
Naming a medical trial with an acronym increases the frequency with which other researchers subsequently cite the study.
- Archaeology
Ancient rains made Sahara livable
New evidence indicates that seasonal rainfall more than 7,000 years ago turned Africa's eastern Sahara desert into a savannalike area that attracted an influx of foraging groups.
- Humans
Preserving Paradise
President Bush has created the world's largest marine reserve, a no-fishing, no-disturbance zone, surrounding the northwestern Hawaiian Islands.
- Humans
Books for Late Summer
The writers of Science News present wide-ranging recommendations of books for readers to pack for their late-summer vacations.
- Health & Medicine
How Advertising Is Becoming Child’s Play
Food manufacturers are embracing new media to market their products directly to children.
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- Health & Medicine
Freeing Up the Flow: Clearing neck-artery blockage diminishes signs of depression in elderly
Propping open a clogged carotid artery may ease symptoms of depression in elderly people.
- Health & Medicine
Side Effect Revealed: Heart risk found in leukemia drug
The remarkably successful cancer drug imatinib might cause heart failure in some patients.
- Health & Medicine
Obesity correlates with psychiatric disorders
Obese adults are 25 percent more likely than normal-weight adults to develop one of four mood or anxiety disorders.
- Health & Medicine
Device spots sponges left behind
A device that uses radiofrequency identification can detect tagged sponges left in patients undergoing surgery.
