By HENRY FOUNTAIN : Marijuana may be something of a wonder drug — though perhaps not in the way you might think.
Researchers in Italy and Britain have found that the main active ingredient in marijuana — tetrahydrocannabinol, or THC — and related compounds show promise as antibacterial agents, particularly against microbial strains that are already […]
Posted on September 8th, 2008 by admin
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By HENRY FOUNTAIN : It’s common to think of the land bridge that existed from time to time across what is now the Bering Strait as a one-way affair. After all, the route through the area known as Beringia is thought to be how many animals and humans made their way out of Asia and […]
Posted on September 7th, 2008 by admin
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By KENNETH CHANG : A new study finds that the strongest of hurricanes and typhoons have become even stronger over the last two and a half decades, adding grist to the contentious debate over whether global warming has already made storms more destructive.
“I think we do see a climate signal here,” said James B. Elsner, […]
Posted on September 4th, 2008 by admin
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By CARL ZIMMER : NEW HAVEN — By day, Thomas Near studies the evolution of fish, wading through streams in Kentucky and Mississippi in search of new species. By night,
Dr. Near, an assistant professor at Yale, is a heavy-duty gamer, steering tanks or playing football on his computer. This afternoon his two lives have […]
Posted on September 2nd, 2008 by admin
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By KENNETH CHANG : This year’s hurricane season was forecast to be more active than average, and so far, it has met expectations.
Conditions of the equatorial Atlantic have been more conducive for the formation of large storms, and winds are pushing them toward the United States instead of westward into Central America or deflecting them […]
Posted on September 1st, 2008 by admin
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By KENNETH CHANG : Call it the clue of the moss that would not burn. It may show that a suspect in the largest mass extinction in Earth’s history is innocent after all.
For years, scientists have proposed various hypotheses for why about 90 percent of species living 250 million years ago suddenly died out. Some […]
Posted on August 30th, 2008 by admin
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