- :: Atom & Cosmos
- :: Body & Brain
- :: Earth
- :: Environment
- :: Genes & Cells
- :: Humans
- :: Life
- :: Matter & Energy
- :: Molecules
- :: Science & Society
- :: Other Topics
- :: Science News For Kids
http://www.sciencenews.org/view/issue/id/5061
•
Subscribe •
In the December 5 Issue:
- TABLE OF CONTENTS
- Climate might be right for a deal: Copenhagen negotiations will take steps toward a climate-stabilizing treaty
- Botanical Whales: Adventures in the Tortugas reveal that seagrass fields need saving too
- Breaking the Speed Limit: Studies examine physiology and technology to better foresee the ultimate edge of human performance
Advertisement
May 29th, 2004
-
If the changes in climate predicted for this century come to pass, the people and creatures of the Arctic will face some of the largest challenges. (p. 339)
-
To preserve songs and words on antique vinyl records and wax cylinders, a new scanning technique maps their grooves, then simulates a stylus moving along those contours to extract high-quality sound. (p. 339)
-
Culling clues from X rays emitted by distant clusters of galaxies, astronomers report new evidence that some mysterious force overcame gravity's tug about 6 billion years ago and ever since has been pushing galaxies apart at an accelerating rate. (p. 340)
-
Prenatal exposure to a certain class of drugs, which includes aspirin and acetaminophen, leads to adult sexual difficulties in male rats, raising concerns about the use of such drugs by pregnant women. (p. 340)
-
The hippo version of sweat, which is red-orange, contains pigments that can block microbial growth and some ultraviolet light. (p. 341)
-
The timing of ancient migrations of snakehead fish from the Indian subcontinent into Europe, Asia, and Africa tells scientists about temperature and humidity changes in those locations. (p. 341)
-
Chemists have constructed a molecular version of a Borromean knot. (p. 342)
-
A botany expedition to Samoa turns out to be as much about the people as about the plants. (p. 344)
-
Recognizing that continued climate change may leave some renowned grape-growing regions too hot or too dry to support vineyards, growers may turn to new technology and techniques to produce consistently better fruit. (p. 347)
-
For worms, longer chromosome tips mean longer lives. (p. 349)
-
The federally mandated fortification of grain-based foods with folic acid has led to a 25 percent drop in the rate of potentially life-threatening neural tube birth defects. (p. 349)
-
On June 8, astronomers in Europe plan to Webcast observations of the transit of Venus, the first time the planet has passed across the face of the sun as seen from Earth in 122 years. (p. 350)
-
Estrogen loss hampers lung function in mice by sabotaging the alveoli, the tiny sacs that deliver oxygen-rich air to the bloodstream. (p. 350)
-
A mixture of inorganic chemicals spontaneously forms cell-like structures that behave like tiny chemical reactors. (p. 350)
-
Killing the blood vessels that sustain fat tissue causes obese mice to lose weight. (p. 350)
-
(p. 351)
Advertisement
Reading in the Brain: The Science and Evolution of a Human Invention
A cognitive neuroscientist describes how the brain has adapted to reading and what can cause reading...
Buy now | More Books
A cognitive neuroscientist describes how the brain has adapted to reading and what can cause reading...
Buy now | More Books
 |
|
 |
Site originally developed by Confluent Forms LLC, some elements © 2001 - 2009
