After a year's deliberations, the National Academy of Sciences on Apr.5 released the most authoritative report so far on one of the biggest controversies of the new century-the safety of biotech

When finance ministers gather in Washington for the spring meetings of the World Bank and International Monetary Fund, it will attract a huge motely crowd of environmentalists, human-rights

After a year's deliberation, the National Academy of Sciences on Apr. 5 released the most authoritative report so far on one of the biggest controversies of the new century-the safety of biotech

A new pacemaker-like device called a ventricle resynchronizer, may be the first effective treatment for the sickest heart failure victims. In these patients, the left and right sides of the heart

Starting in the 1980s, environmental groups and the US government had sharply curtailed logging and grazing on Western public lands, including the 500,000-hectare Coconino National Forest. This was

BMW's 15-strong fleet of hydrogen powered 750hL sedans, emits water vapor and nothing else. BMW believes its system, developed over more than two decades at a cost of nearly $1 billion, is the answer

The African continent torn by war and recurring famine, AIDS is the No. 1 killer. In Africa, the disease destroys not just individuals, but entire families. In claiming children and threatening

Dr. Rainer Kotz, an orthopedic surgeon at the University of Vienna, has found success by mimicking the body's processes. In the July 13 issue of Nature, Kotz and a team of researchers describe their

For Oakland (Calif.) Mayor Jerry Brown, renewable energy has always been a no brainer. As governor of California during the early 1980s, he lobbied hard for wind farms. So last June, after

An ocean sponge called Plakinastrella joins the tiny list of possible weapons against fungal infections. It turns out that Plakinastrella produces at least three potent and completely