Vernier Adds New Lab Equipment and Sensors to Its Family of Technology Offerings

Projectile Launcher, Polarizer/Analyzer Set, Constant Current System, and Chemical Polarimeter aid students in scientific experimentation

Peter Hoffmann Responds to Your Questions About Fuel Cells

Mr. Hoffmann has written extensively about hydrogen fuel cells and their application in passenger cars.

NASA ISS On-Orbit Status 21 January 2012

All ISS systems continue to function nominally, except those noted previously or below. Saturday - Crew off duty. Sleep Cycle Shift: Wake - 6:00am; Sleep - 4:30pm EST. Tomorrow: Return to nominal.

Fetalvero: Greed pollutes

“THE ages of mankind have been classified by the materials they use—the Bronze Age, the Iron Age, and the Age of Silicon. We are at the dawn of Hydrogen Age.” proclaimed Stanford Ovshinsky cofounder of Energy Conservation Devices (ECD).

Comparing Energy Conversion of Plants and Solar Cells

Scientists now have a way to more accurately compare how efficiently plants and photovoltaic, or solar, cells convert sunlight into energy, thanks to findings by a research consortium that included a U.S. Department of Agriculture (USDA) scientist.