A mysterious illness has killed at least 38 people in a remote patch of South American rain forest in recent months. Most, if not all, of the dead are Warao, an indigenous tribe native to north-eastern Venezuela.

The Ganges is proof that even the holiest of nature's creations can fall victim to the destructive powers of pollution.

University of Florida College of Pharmacy researchers have discovered a marine compound off the coast of Key Largo that inhibits cancer cell growth in laboratory tests, a finding they hope will fuel the development of new drugs to better battle the disease.

When you buy food with a "USDA organic" label, do you know what you're getting? Now is a good time to ask such a question, as the USDA just announced Monday it was putting 15 out of 30 federally accredited organic certifiers they audited on probation, allowing them 12 months to make corrections or lose their accreditation. At the heart of the audit for several certifiers were imported foods and ingredients from other countries, including China.