Uncategorized
- Health & Medicine
To Stanch the Flow: Hemophilia drug curbs brain hemorrhage
A blood-clotting drug helps some people recover from a bleeding stroke.
- Physics
Electronic Soup: Molecules in acid broth act as circuit parts
An electronically promising molecule functions well in acid as a tiny amplifier, underscoring the importance of controlling molecules' electrochemical environments to achieve predictable performance.
- Humans
Letters from the February 26, 2005, issue of Science News
Let’s move it, people When I read of the Hubble Space Telescope–repair controversy (“People, Not Robots: Panel favors shuttle mission to Hubble,” SN: 12/18&25/04, p. 388; “Lean Times: Proposed budget keeps science spending slim,” SN: 2/12/05, p. 102), this question comes to mind: Why can’t an unmanned, powered vehicle latch on to Hubble and fly […]
-
Shrinking at Sea: Harvesting drives evolution toward smaller fishes
In response to fishing, numerous fish species have evolved to be smaller and to grow more slowly, creating populations of fish that are poor at reproducing and inefficient at bulking up.
- Astronomy
Big Flash: Record-breaking explosion in outer space
The brightest flash of light ever recorded from beyond the solar system could help account for a puzzling group of extremely short-lived gamma-ray bursts from distant galaxies.
- Animals
The Old Crowd: Minke whales have long thrived in Antarctic seas
Genetic studies of whale meat from Tokyo grocery stores appear to strengthen the case for protecting Antarctica's minke whales against renewed hunting.
- Astronomy
Ghostly Galaxy: Massive, dark cloud intrigues scientists
Astronomers say they have found the only known galaxy devoid of stars.
-
- Health & Medicine
Study can’t tie EMFs to cancer
A massive, long-term Swedish study has found no sign that occupational exposures to electromagnetic fields might trigger breast cancer in women.
- Earth
Lava fountain driven by reservoir of gas
The gases driving a lava fountain that spewed from Italy's Mount Etna in June 2000 had accumulated in a reservoir 1.5 kilometers below the mountain's peak, chemical analyses suggest.
- Physics
A quantum fluid pipes up
After 40 years of trying, physicists have heard a quantum-mechanical whistle emanating from two reservoirs of oscillating liquid helium separated by a perforated membrane.
- Earth
Adding mussel to environmental assessments
Researchers have developed a new technique, using mussel shells, that could aid in autopsies of aquatic ecosystems that perished for unknown reasons.
