Love your arteries?

Love your arteries?

Think you can get away with an occasional high-fat junk food chow-down? A new study confirms that a single meal can harm your arteries. More »

Fixing filthy beaches

Fixing filthy beaches

Most water pollution originates in polluted runoff. After a near-record number of beach closures, could green infrastructure convert More »

Nuclear nightmare in Japan

Nuclear nightmare in Japan

With three nuclear reactors and three pools of spent fuel teetering on the edge of meltdown, Japanese technicians struggled to throttle More »

Space Science: By Human or Robot?

Space shuttle Columbia has crashed, raising questions about research on the space shuttle and the International Space Station. Should More »

Oil Spills Again

Oil Spills Again

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 More »

Biological Weapons

Biological weapons are microscopic killing machines containing viruses, fungi or bacteria — or the toxins made by these organisms. More »