Humans
We summarize the week's scientific breakthroughs every Thursday.
- 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.
- Health & Medicine
Male circumcision could avert millions of HIV infections
Mass circumcision of boys and men in sub-Saharan Africa could avert 2.7 million new cases of HIV infection over the next decade.
- Humans
Letters from the July 29, 2006, issue of Science News
Squeeze, please It would seem to me that instead of looking to minimize the effect of grapefruit juice in slowing the metabolism and elimination of drugs, one could cut drug dosages by taking advantage of it (“Nabbed: Culprit of grapefruit juice–drug interaction,” SN: 5/20/06, p. 317). Grapefruit juice costs less than any drug and has […]
- Humans
From the July 18, 1936, issue
Modeling cosmic rays, shining colored light on plants, and the chances of being struck by lightning.
