Experts now agree that a vaccine is our only hope of stopping AIDS. The quest to develop one is gaining momentum : a

The number of cases affected by a deadly new virus has risen to more than 50,000 in Taiwan and the death toll to at least 50, mostly infants and children under the age of 5. The controversy has been

On the eve of the 12th International Conference on AIDS comes some sobering news : a

Behind the multibillion dollar war over tobacco-a battle that's roiling Washington and has lawyers scrambling for a payday : a

All over the globe, Viagra is making pharmaceutical history as the hottest new drug ever. Doctors emphasize that Viagra is no aphrodisiac. Still, in most nonphysicians terms it's the next best

Forgetfulness is America's latest health obsession. An explosion of new research offers reassuring insights : a

The great Caspian caviar fishery, formerly, controlled and protected by the Soviet Union, has degenerated into a dangerous free-for-all that threatens the invaluable sturgeon with extinction. On the

A drug used to treat people with coronary heart disease can also prevent illness in healthy people, according to a study published in the Journal of the American Medical Association. Researchers gave

The Gray Whale is no longer officially endangered, but activists are busy protecting it anyway. Despite the International Whaling Commission's approval of the Native American Makah tribe to hunt the

In the Guatemalan rain forests, the wildfires have decimated populations of rare birds and plants and are threatening Mayan ruins. In Mexico, the fires have destroyed 600,000 acres and killed 55

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