How you manage the mix in cornfields can determine whether the nitrogen feeds your crop or disappears into thin air.

Abstract: Human activity recognition (HAR) has become a topic of interest in recent years. While device-based, object-tagged, and camera-based approaches to HAR have many advantages, device-free HAR ...

Wei Gao's lab at Caltech has made simple protein bubbles that are "smart" enough to transport themselves to tumor sites where they can be popped to release drug therapies ...

PHILADELPHIA (WPVI) -- Everyone knows it's cold it is outside. The entire Philadelphia region has remained below freezing for the seventh day in a row, with little relief in sight. But we are tapping ...