Will the Gulf War boost the fortunes of Star Wars?
Thomas S. Kuhn unleashed "paradigm" on the world
Kuwait's burning oil wells are a sad test of theories
Warfare analysts offer some disturbing-and hopeful-news
The Dutch explore the limits of a patient's right to die
Drug test results may point to racial discrimination
Scientists are having a hard time agreeing on when, where and—most important—how life first emerged on the earth
A grassroots movement touts hemp's environmental virtues
When identical twins are not identical
New observations favor a younger age for the cosmos
A "controversy" over bees' dance language resurfaces
New data suggest a solution to the solar-neutrino problem
A toxic toad gets licked, boiled, teed up and tanned
Most Americans favor it, but what purpose does it serve?
Updates on four dubious but enduring theories