Science News Archive - February 24, 2009
A group of environment ministers landed on a remote corner of Antarctica on Monday to learn more about how the melting continent may threaten the Earth.
Current research suggests that lowering cholesterol may block the growth of prostate tumors. The related report by Solomon et al, "Ezetimibe Is an Inhibitor of Tumor Angiogenesis," appears in the March 2009 issue of The American Journal of Pathology.
Traditionally, stimulating nerves or brain tissue involves cumbersome wiring and a sharp metal electrode. But a team of researchers at Case Western Reserve University is going "wireless."
Researchers from the California Institute of Technology (Caltech) and the University of California at San Diego (UCSD) have brought together UCSD theoretical modeling and Caltech experimental data to show just how amino-acid chains might fold up into unique, three-dimensional functional proteins.
The Intergovernmental Panel on Climate Change believes the Earth will not have to warm up as much as recently thought to experience the consequences of global warming, including more extreme weather and increasing threats to plants and animals.
Spending time with a grandparent is linked with better social skills and fewer behavior problems among adolescents, especially those living in single-parent or stepfamily households, according to a new study.
A Purdue University researcher has found a way to get more bang for fewer bucks when it comes to processing cellulosic material to make ethanol.
According to a report in the electronic edition of Proceedings of the National Academy of Science, women use their entire brain to process beauty, while men only use the right side.
A Purdue University researcher says shedding corn stover saves about 40 percent of the energy needed to process cellulosic material to make ethanol. Purdue Associate Professor Dennis Buckmaster said shredding corn silage provides better access to cellulose, which is the main part of plant cell walls necessary to make ethanol. Buckmaster says he placed chopped and shredded corn stalks in water and compared the amount of leachates in each solution.
The critically endangered Northwest African, or Saharan, cheetah has been photographed by a camera trap in an experiment in Algeria.
- In music, a work for a keyboard-instrument, like the pianoforte or organ, originally intended to utilize and display varieties of touch: but the term has been extended so as to include many irregular works, similar to the prelude, the fantasia, and the improvisation.