Word: branching
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...unlikely to uncover a genetic or biochemical cause of Alzheimer's. Doctors know, however, that preventing disease can be a lot easier and cheaper than trying to cure it. It was by studying the differences between people who get sick and people who don't--the branch of medical science known as epidemiology--that doctors discovered the link between smoking and lung cancer, between cholesterol and heart disease, between salt and high blood pressure. Epidemiology also led to the understanding that cooked tomatoes may help protect against prostate cancer, and that fruits and vegetables tend to stave off cancers...
...once radical notion that birds descended from dinosaurs--or may even be dinosaurs, the only living branch of the family that ruled the earth eons ago--has got stronger and stronger since paleontologists first started taking it seriously a couple of decades ago. Remarkable similarities in bone structure between dinos and birds were the first clue. Then came evidence, thanks to a series of astonishing discoveries in China's Liaoning province over the past five years, that some dinosaurs may have borne feathers. But a few scientists still argued that the link was weak; the bone similarities could...
Inside the White House, Rove can't match Karen Hughes' gift for channeling Bush's voice or Cheney's experience in foreign policy and Executive Branch management, but he has an equally acute sense of how issues will go over with Republican and swing voters. As a top adviser puts it, "If Bush asks Cheney and Rove, 'What's your take on China?' he's asking two very different questions." From Cheney he wants to know how foreign leaders, the military and the State Department think. From Rove he wants to know how the issue is playing with the faithful...
...Clinton, made his third appearance before a Manhattan grand jury in the federal pardons investigation this week, sources tell TIME. Quinn, a former White House counsel who took the pardon request straight to his former boss, has been grilled on the extent and content of his contacts with executive branch officials and others, as well as his fee arrangements with Rich, according to people familiar with the inquiry...
...still training Palestinians, but when it sends them back to the Gaza Strip or West Bank, they'll be working for Hezbollah, not Hamas. A source in the Hamas military wing, Izzedine al-Qassam, tells TIME that Hezbollah has recruited several activists from Hamas and from the military branch of the Palestinian Islamic Jihad - people who were frustrated by their organizations' ineffectiveness and tempted by Hezbollah's training and weaponry...