It was late Sunday evening, and we were still trying to trace why the embedded DSL modem was feeding a strange 50-MHz carrier into the network—much stronger than –40-dB noise allows. And no 50-MHz ...

Dave the Diver is a wonderful management sim that will also see you engaging in plenty of underwater exploration. There’s dozens of fish to catch, an abundance of sushi to serve, and some secrets to ...

The North American Gulf Stream as illustrated with the ECCO model. Download this visualization from NASA Goddard’s Scientific Visualization Studio. Credit: Greg Shirah/NASA’s Scientific Visualization ...

Which way does electricity flow through a vehicle’s electrical system? From positive to negative, or from negative to positive? Depending on your viewpoint, it can flow either way. When most people ...

The vast majority of bearing failures in electric motors and electric motor-driven equipment are due to mechanical and thermal causes. However, currents that flow through induction motor bearings can ...