Uncategorized
- Health & Medicine
Marrow cells boost ailing hearts
Extracting cells from a heart attack patient's bone marrow and then inserting them into the person's heart via a catheter can improve pumping capacity.
- Earth
Antibiotics afield
Antibiotics shed by livestock in manure can end up in crops or bound to soil, where they can foster disease-resistant germs.
- Planetary Science
Found and lost
Astronomers who previously announced that they had identified the likely remains of the Mars Polar Lander in images taken by an orbiting spacecraft now say that they were fooled by electronic noise in those images.
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19615
This article says that “twice as many … with sleep apnea had a stroke or died of that or another cause. …” This sounds serious, but your readers can’t correctly assign importance to “twice as many” because you omit numbers of deaths. David KollasTolland, Conn. Among the 697 people with sleep apnea, 22 suffered strokes […]
- Health & Medicine
Sleep apnea could signal greater danger
The nighttime breathing disorder called obstructive sleep apnea might double a person's risk of death or stroke.
- Astronomy
Images of a fiery youth
A faint, infrared glow captured by the Spitzer Space Telescope might be light from the universe's first stars.
- Planetary Science
Mars or Bust!
Scientists are working to overcome the biomedical challenges that would hinder a human voyage to Mars.
- Health & Medicine
Staring into the Dark
Amid a growing array of medications for treating insomnia, sleep researchers point to large gaps in their knowledge about which of these medicines work best and for how long they remain effective.
- Math
Problems to Sharpen the Young
Medieval brainteasers have kept students and other people puzzled and entertained for centuries.
- Humans
Willis Harlow Shapley (1917-2005)
Willis Harlow Shapley, a longtime member of the Science Service Board of Trustees, died Oct. 24.
- Humans
Letters from the November 19, 2005, issue of Science News
It’s not there “Organic Choice: Pesticides vanish from body after change in diet” (SN: 9/24/05, p. 197), as presented, doesn’t address the statement made in the headline. The article shows only that on days when no pesticides are ingested in food, no pesticides are excreted in urine. Charles WyttenbachLawrence, Kan. Sex differences I am dismayed […]
- Humans
From the November 16, 1935, issue
Bears on a diet, aluminum-plated steel, and a new test of relativity theory.
