Uncategorized
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19623
This fine piece about invasive sea squirts states that the critters maintain an unappetizing surface pH of 2. Does this make these mats harmful to touch? Andrew J. DolsonRichmond, Va. Robert Whitlatch of the University of Connecticut, who grows Didemnum in the lab, says it’s fine to handle for short periods of time, “though I […]
- Ecosystems
Squirt Alert
A sea animal of unknown origins and lacking any known predator has begun commandeering ecosystems in cool coastal waters throughout the world.
- Humans
Archival Science
Photos from the Science Service archive at the Smithsonian offer fresh views of the Scopes evolution trial.
- Computing
The Risky Business of Spreadsheet Errors
Faulty spreadsheets and poor software practices can put businesses at risk.
- Humans
From the December 14, 1935, issue
A TVA dam nears completion, sleep aids memory and relearning, and shedding light on the upper atmosphere.
- Humans
Pioneers in Science Writing
Starting in the early 1920s, Science Service, which publishes Science News, played a significant role in promoting the public understanding of science. Its staff of writers included several women who were pioneers in the emerging field of science journalism. The Smithsonian Institution Archives has a Web exhibit that highlights the careers of five of these […]
- Humans
Letters from the December 17, 2005, issue of Science News
C plus Ewan Cameron, who in 1971 began to collaborate with Linus Pauling on vitamin C and cancer, typically initiated patients with 10 grams per day of vitamin C given intravenously for about 2 weeks, followed by an oral dosage continued indefinitely. The two Mayo Clinic trials referred to in “Vitamin C may treat cancer […]
- Physics
Peek-a-bubble
Physicists made a stable, doughnut-shaped air bubble in water by encasing the gas ring in beads that form a stiff shell.
- Health & Medicine
Tomorrow’s Clot Stoppers? New anticoagulants show promise
Two experimental drugs could become alternatives to warfarin and a class of other products that are used widely to protect against potentially fatal blood clots.
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Brain Training Puts Big Hurt on Intense Pain: Volunteers learn to translate imaging data into neural-control tool
Using brain-imaging technology, researchers have trained people to control activity in a pain-related brain area by using mental techniques, thus enabling them to reduce the intensity of temporary or chronic pain.
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19622
I’m pleased that images are now available to prove that self-control over pain works. Actually, I and many other moms could have helped the researchers. During childbirth, we simply focused on various breathing techniques and discovered that the pain became manageable or disappeared. I’ve continued to use these breathing techniques in the dentist’s chair for […]
- Astronomy
Cosmic Expansion: Supernovas shed light on dark energy
A new study of light from supernovas provides additional hints that dark energy, the mysterious entity revving up the expansion of the universe, might be distributed uniformly throughout space and time.
