Hungry molecules inhabiting pores in minuscule ceramic beads could soon be cleaning up vast amounts of contaminated soil and water. Researchers at the Energy Dept.'s Pacific Northwest National

The first study of the entire north Atlantic Ocean has found that the catch of tuna, haddock, cod flounder and other desirable fish plunged by more than half during the past 50 years. The drop has

Studies in rats suggest that high doses of the drug Ritalin, used to treat attention deficit-hyperactivity disorder (ADHD), cause brain changes like those produced by cocaine or amphetamines. "Our

Ten people in Europe are making medical history. Their damaged hearts have all been rejuvenated with the help of implanted cells taken from their thighs. The technique was pioneered by a tiny Fort

For the first time since California's power crisis began a year ago, things seem to be moving in the right direction. Natural gas prices have fallen, as has the wholesale cost of electricity. Three

On June 28, the U.S. Supreme Court struck down tough Massachusetts restrictions on tobacco advertising. That's just the latest in a string of triumphs, from a 1998 settlement that ended a global

Another week, another clash between California and its power suppliers. On June 25, state officials and representatives of the nation's power companies began federally ordered settlement talks

Gas waste from the 19th century is haunting communities all across America : a

In a study led by oncologist Mary J. Laughin of University Hospitals of Cleveland, 26% of patients with terminal leukemia or other blood diseases recovered after receiving umbilical cord blood that

After receiving numerous demands from California politicians to cap gyrating electricity prices, the Federal Energy Regulatory Commission has finally given in. At a June 18 meeting, its five members