A chilling look at the effect a low-yield, "Hiroshima"-class nuclear explosion in downtown Washington, D.C. would have on the United States.
Biologists are trying to balance need for scientific openness with concerns that their research might aid bioterrorists. The outcome of this debate will also shape the way the United States and the world manage such high-impact endeavors as human clinical trials, genetic engineering, and cloning, each of which carries potential benefits and risks.
James Kitfield interviews prominent authorities on both sides of the debate over next-generation nuclear weapons.
Israel?s firing off a nuclear weapon in retaliation for Iraqi President Saddam Hussein?s attacking it with a chemical or biological weapon looms as the No. 1 nightmare if the United States goes to war against Iraq, according to a wide spectrum of government and private arms specialists pondering the ?what-if? scenarios.
A comprehensive look at the emerging political debate on space control and space weaponization.