Hospital Plants
Putting plants in hospital rooms may help people recover from surgery.
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Recovering Reefs
Coral reefs hit hard by 2004's tsunami in Southeast Asia are recovering at a rapid rate.
Electronic Cotton
Electrically conductive cotton could be used to make clothes that monitor your health.
Global Warming
A listener asks: If it's so cold outside this winter, how can we be experiencing global warming?
Little Ice Age
Widespread disease epidemics in the Americas may have set off a period of global cooling in the …
Teen Obesity
Teens from low-income backgrounds face several heightened obesity risks.
Lopsided Colonoscopies
Colonoscopies are very effective at detecting tumors in the left colon but nearly useless in …