Archive for the ‘Risks and Benefits’ Category


Space Science: By Human or Robot? - Thursday, February 13th, 2003

Space shuttle Columbia has crashed, raising questions about research on the space shuttle and the International Space Station. Should we do space science by robots or manned vehicles?



Oil Spills Again - Thursday, December 19th, 2002

What was the long-term impact of the Exxon Valdez spill in Alaska? Did the cleanup help, or make matters worse? Who are you going to believe in a case like this?



Missile Defense: State of the “Art” - Friday, June 18th, 1999

Missile defense: Protective shield, or dangerous myth? New tests do little to solve the problem.



Genetically Modified Food - Thursday, April 23rd, 1998

Agricultural genetic engineering could change the equation between weeds, insects, toxic agricultural chemicals and yields. Is GM food a good idea?



Biological Weapons - Thursday, March 12th, 1998

Biological weapons are microscopic killing machines containing viruses, fungi or bacteria — or the toxins made by these organisms. Read the history — and future — of living WMDs.



Food Irradiation: Is it Safe? - Wednesday, December 24th, 1997

Food-borne diseases sicken 76 million Americans each year. Would it be safer to pass our food through the irradiator?



Gulf War Syndrome? - Saturday, August 10th, 1996

History of chemical weapons and Gulf War Syndrome. What could explain the widespread symptoms among veterans?




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