Uncategorized
- Archaeology
Lake-Bottom Bounty: Some Arctic sediments didn’t erode during recent ice ages
Sediments in a few lakes in northeastern Canada were not scoured away during recent ice ages, a surprising find that could prove a boon to climate researchers.
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Dangerous DNA: Genes linked to suicidal thoughts with med use
Two gene variations mark many patients who develop suicidal thoughts when treated with widely used antidepressants.
- Humans
Letters from the October 6, 2007, issue of Science News
Cat scam? Oscar the cat possibly does identify dying patients (“Grim Reap Purr: Nursing home feline senses the end,” SN: 7/28/07, p. 53), but the story you printed presents anecdotal rather than scientific evidence and does not belong in a science magazine. Julie EnevoldsenSeattle, Wash. Correlation is not causation. Could it not be that, somehow, […]
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- Health & Medicine
Lonely white cells
In chronically lonely people, white blood cells show abnormal gene activity that may affect health through immune responses.
- Earth
Iron to blame
Typhoons that drench Madagascar and spill iron-rich runoff into the Indian Ocean account for that region's massive but sporadic algal blooms.
- Animals
Tough-guy bluebirds need a frontier
As western bluebirds recolonize Montana, the most aggressive males move in first, paving the way for milder-mannered dads to take over.
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- Planetary Science
Neptune’s balmy south pole
Neptune's south pole is about 10°C warmer than any other place on the planet.
- Plants
Stalking the Green Meat Eaters
Pitcher plants in a New England bog hold little ecosystems in their leaves, and also act as indicators of the bog's ecological health.
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19887
In Rio Linda, Calif., on Oct. 4, 1957, my seventh grade classmates and I (the front edge of the baby boom) were busily clipping news accounts of Sputnik for our daily current-events assignment. Less than a year later, we became the first eighth grade class in the school’s history to enroll in Algebra I. Our […]
- Astronomy
Sputnik + 50
The launch of Sputnik 1, 50 years ago, ushered in a scientific and technological revolution, but dreams of the human conquest of space have faded.
