More from Author

  • 13 Mar 2000

    It seemed too good to be true: Where others had only disappointing results, Werner Bezwoda found that breast cancer patients, blitzed with drugs then given a bone marrow transplant, lived longer than patients on standard chemotherapy.

  • 7 Mar 2000

    Fat is a great insulator, and animals--including humans--store extra fat when winter sets in. Now a study of birth season and adult weight suggests that being born during the cold season might up the odds of being obese as an adult--although no one knows exactly how or why.

  • 3 Mar 2000

    TV can be bad for you: Three years ago some 700 Japanese children watching a Pokemon cartoon suffered epileptic seizures. Now scientists have discovered what sorts of visual patterns are so unnerving for children with photosensitive epilepsy (PSE).

  • 25 Feb 2000

    It may not sound as appealing as Coppertone, but an alga may help prevent skin cancer.

  • 17 Feb 2000

    Some 20 million people in the United States alone suffer from liver diseases, and more than 40,000 of them die each year. Liver transplants could save many of those lives, but there are only enough donor livers to treat about 4000 American patients each year.

  • 15 Feb 2000

    Asthma and allergies are on the rise in developed countries, and a counterintuitive theory suggests that germs are to blame--not too many germs, but not too few.

  • 11 Feb 2000

    When a new protein evolves in nature, the process usually requires many genetic mutations that are acquired over many generations. But for years researchers have tried to put evolution on fast-forward in the test tube.

  • 4 Feb 2000

    Remember the urban legend about crocodiles thriving in New York City's sewers? A team of German zoologists has stumbled upon a population of Nile crocodiles in an equally improbable setting: the middle of the Sahara desert.

  • 2 Feb 2000

    Women who take estrogen pills after menopause are less likely to develop Alzheimer's disease than women who don't. Now, test tube experiments with nerve cells suggest that buffing up levels of testosterone might similarly protect aging men from the degenerative disease.

  • 26 Jan 2000

    Scientists have for the first time found a protein on the tongue that allows us to taste our food. The finding, reported in the February Nature Neuroscience, means that gourmets can add savory glutamate to their palate of sweet, salty, sour, and bitter.