28 Ocak 2008 tarihinden bu yana 14817 kez ziyaret edilmiştir.
ScienceDaily (Feb. 24, 2008)
Climate change is rapidly transforming the world’s oceans by increasing the temperature and acidity of seawater, and altering atmospheric and oceanic circulation, reported a panel of scientists at the American Association for the Advancement of Science annual meeting in Boston.
Tuesday, Feb. 12, 2008 By BRYAN WALSH - www.time.com
King penguins are supposed to be a wildlife success story. The flightless Antarctic bird — the second-biggest penguin after its movie-star emperor cousin — was hunted into near-extinction by sailors in the 19th century, who used their fat as cooking oil. When the slaughter […]
Sunday, Feb. 10, 2008 By ALICE PARK - www.time.com
When it comes to dieting, most of us are willing to resort to a trick or two to help us curb our appetite and eat less — drinking water to fill up when we’re hungry, for example, or opting for artificial sweeteners instead of […]
Thursday, Feb. 14, 2008 By BRYAN WALSH
www.time.com
Maybe it was simply too good to be true. For proponents, biofuels — petroleum substitutes made from plant matter like corn or sugar cane — seemed to promise everything. Using biofuels rather than oil would reduce the greenhouse gases that accelerate global warming, because plants […]
Sunday, Feb. 17, 2008 By TIFFANY SHARPLES
www.time.com
Last month the Food and Drug Administration (FDA) approved the sale of cloned meat in the U.S., having determined that products from cloned cattle, pigs and goats are as safe to eat as meat from their naturally reproduced brethren. That makes advocates happy: Cloning enables the […]
By Elsa Youngsteadt
ScienceNOW Daily News
15 February 2008
BOSTON–Children with autism spectrum disorder are unable to sustain play, make-believe games, and fluid social interaction–at least with real people. But psychologist and linguist Justine Cassell of Northwestern University in Evanston, Illinois, says that interaction with virtual peers releases hidden social skills in these children.
Clearing raw land to produce biofuels actually contributes to global warming by emitting large amounts of greenhouse gases into the atmosphere, researchers have warned.
Carbon dioxide (CO2) emissions from new croplands carved into rainforests, savannas, wetlands or grasslands would easily surpass the overall amount of CO2 emissions reduced through the use of biofuels, according to a […]
One billion people will die from tobacco-related causes by the end of the century if current consumption trends continue, according to a global report released Thursday by the World Health Organization (WHO).
At a press conference held in midtown Manhattan, New York City Mayor Michael Bloomberg, whose charitable organization, Bloomberg Philanthropies, contributed $2 million to conduct […]
If a new report is to be believed, an entire generation of children has grown up drinking a toxic chemical from their earliest months: bisphenol A. A consortium of North American environmental and health groups released a paper Thursday showing that many major-brand baby bottles leach bisphenol A, and is now calling for a moratorium […]
Kalabalık grupların davranışlarını anlayabilmek için bazı testler yapan Leeds Üniversitesi’nden bilim insanları, kalabalık bir grup halinde olması durumunda insanların koyun ya da göçmen kuş sürüleriyle arasında pek fark olmadığı sonucuna vardı.
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Konu: Coca Cola Zero ve Aspartam
Konu: Coca Cola Zero ve Aspartam
Konu: Coca Cola Zero ve Aspartam