Trial offers hope for new revaccination strategies with Bacille Calmette-Guerin (BCG) against Tuberculosis, the world's leading infectious disease killer

Next step could be "nitrogen-fixing" plants that can do the same, reducing the need for fertilizer

Research helps explain how exercise can maintain memory in Alzheimer's disease and healthy aging

Drug extends survival, reverses some neuromuscular damage in animals

Billions of objects ranging from smartphones and watches to buildings, machine parts, and medical devices have become wireless sensors of their environments, expanding a network called the "internet of things."

When sea creatures first began crawling and slithering onto land about 385 million years ago, they carried with them their body armor: scales

The concentration of enterococci, bacteria that thrive in feces, has long been the federal standard for determining water quality

Understanding sleep has become increasingly important in modern society, where chronic loss of sleep has become rampant and pervasive

Scientists use GPS data to uncover unusual behavior between distant volcanoes