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...town for the next 10 generations, by 2409 the average Framingham woman would be 2 cm (0.8 in) shorter, 1 kg (2.2 lb.) heavier, have a healthier heart, have her first child five months earlier and enter menopause 10 months later than a woman today, the study found. "That rate of evolution is slow but pretty similar to what we see in other plants and animals. Humans don't seem to be any exception," Stearns says. (See TIME's photo-essay "Happy 200th Darwin...
Other recent genetic research has backed up that notion. One study, published in PNAS in 2007 and led by John Hawks, an anthropologist at the University of Wisconsin at Madison, found that some 1,800 human gene variations had become widespread in recent generations because of their modern-day evolutionary benefits. Among those genetic changes, discovered by examining more than 3 million DNA variants in 269 individuals: mutations that allow people to digest milk or resist malaria and others that govern brain development. (Watch TIME's video "Darwin and Lincoln: Birthdays and Evolution...
...answer is no, at least not the way we currently create and use them. In the first study, a team of researchers led by Jerry Melillo of the Marine Biological Laboratory in Woods Hole, Mass., projected the effects of a major biofuel expansion over the coming century and found that it could end up increasing global greenhouse-gas emissions instead of reducing them. In the second paper, another team of researchers led by Tim Searchinger of Princeton University uncovered a potentially damaging flaw in the way carbon emissions from bioenergy are calculated under the Kyoto Protocol and in the carbon...
Even after the boy was found safely at home, the mainstream media persisted in its sensationalism. They awarded the family several rounds of interviews in the days following the flight to keep the ratings-grabbing story alive. Upon exposure that it was a hoax two weeks in the making, the media persisted, conducting interviews with the Heenes’ lawyer and dispatching reporters to follow them to such mundane venues as their local Wal-Mart...
...shopping malls. U.S. attorneys claim that Mehanna worked with two other men on various plans designed to "kill, kidnap, maim or injure" U.S. citizens and soldiers from 2001 to 2008. He will be held in federal custody pending a detention hearing on Oct. 30. If he is found guilty, Mehanna faces up to 15 years in prison. (See the top 10 inept terrorist plots...