The Nano Bee, created by engineer Ronald Valentine, is a diesel engine smaller than a quarter but powerful enough to to spin a model-plane propeller.

LEDs no wider than a human hair could soon take on work traditionally handled by lasers, from moving data inside server racks to powering next-generation displays. New research co-authored by UC Santa ...

If you’ve been to a wedding or a downtown coffee shop in the last 10 years, you’ve probably seen those little lightboxes that are so popular these days. They consist of letters placed ...

Audit your home for energy leaks, tweak usage habits and install efficient appliances and fixtures to reduce your electric bill. This page includes information about these cards, currently unavailable ...