- :: 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/4038
July 12th, 2003
-
Astronomers have found the oldest and most distant planet known in the universe. (p. 19)
-
Researchers have extracted remnants of DNA from cells preserved in the desiccated dung of an extinct ground sloth. (p. 19)
-
Clones of an Eastern cottonwood grow twice as well in the New York metropolitan sprawl as in rural New York State. (p. 20)
-
A new study of the residents of Libby, Mont., confirms that even people who don't work with asbestos can have lung abnormalities caused by the mineral. (p. 21)
-
By blasting a gaping hole in a shuttle wing with a block of foam fired from a gun, a NASA investigative team appears to have confirmed the leading theory of what caused the Feb. 1 destruction of the space shuttle Columbia. (p. 21)
-
People with amyotrophic lateral sclerosis (ALS) are more likely than healthy people to have certain variations in the vascular endothelial growth factor (VEGF) gene, suggesting variant VEGF contributes to the disease. (p. 21)
-
Superheated ground and smoking potholes in northern Mali are evidence not of volcanic activity but of a layer of peat that is burning 2 feet below the desert surface. (p. 22)
-
Sophisticated screening of livestock championship winners may become as common as urine tests of Olympic athletes. (p. 24)
-
There are an amazing number of bacteriophages—viruses that kill bacteria—in the world. (p. 26)
-
The first measurements of energy use in migrating songbirds confirms that birds burn more energy during stopovers along the way than during their total flying time. (p. 29)
-
More than half of all people with major depression now seek treatment for the disorder, but only 1 in 5 depressed people receives what psychiatrists consider to be adequate medication and psychotherapy. (p. 29)
-
Ultraviolet light may have favored, not hindered, the creation of RNA on early Earth. (p. 29)
-
A study of sugar beets in France suggests that genes may escape to wild relatives through seeds accidentally transported by humans rather than through drifting pollen. (p. 29)
-
Using brain-imaging techniques, psychologists have identified possible neural locations underlying shyness or gregariousness. (p. 30)
-
Researchers have measured several pollutants in smoke emitted from so-called mosquito coils, which people burn at night to fend off insects. (p. 30)
-
A new solar cell design that traps photons in the crevices of a bumpy surface uses low-cost materials and may make these cells more commercially appealing. (p. 30)
-
Videotapes of yellow garden spiders show that if a female doesn't murder her mate, he'll expire during sex anyway. (p. 30)
Advertisement
Book Review: Charles Darwin’s On the Origin of Species: A Graphic Adaptation
Review by Sid Perkins
Buy now | More Books
Review by Sid Perkins
Buy now | More Books
 |
|
 |
Site originally developed by Confluent Forms LLC, some elements © 2001 - 2009
