The number of airline mishaps attributed to pilot error significantly declined between 1983 and 2002. While the overall rate of airline mishaps remained stable during that time, the proportion of mishaps involving pilot error decreased 40 percent.

Thailand's Western Forest Complex -- a 6,900 square mile (18,000 square kilometers) network of parks and wildlife reserves -- can potentially support some 2,000 tigers, making it one of the world's strongholds for these emblematic big cats

Researchers examined the ultrafast movement of electrons in a gallium arsenide crystal exposed for a short time to a very high electrical field.

A new study adds to evidence that the fault responsible for the 1989 Loma Prieta earthquake in the San Francisco Bay Area, California, is not as unusually weak as had been thought.