Most artificial arms are based on a simple principle: mechanical linkage carries muscle power to the artificial limb, from either the shoulder or the stump muscles. Convinced that mechanically ...

Finding a 480V-ac solid-state timer having zero-crossover switching may prove to be an impossible task. Most solid-state timers are rated at only 1A and have voltage ratings no higher than 240V ac.

Illustration of TDRS-13, the final satellite in NASA’s Tracking and Data Relay Satellite (TDRS) constellation, which has provided crucial connectivity for govern- ment users like the ISS and the U.S.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Unique to our highly ranked MSW program, is an integrated trauma-informed and human rights perspective, offering a transformational lens to focus your social work policy and practice. The traditional ...

For many folks, working from home is simply the new normal. If you’re looking to treat someone who spends most of their time in the home office, this holiday season is as good a time as any to make ...

Regular readers may remember that I pulled a Toyota Century out of a kudzu patch in Durham, back in June. Thomas, first mate at the foundry, got it mostly de-skuzzed, and for a good while the JDM ...

Next time you’re eating a sandwich on your holiday flight, pause to think about something. The aircraft type you are flying ...

One of NASA’s workhorse spacecraft in orbit around Mars has fallen silent, leaving agency personnel scrambling to troubleshoot the issue. The Mars Atmosphere and Volatile Evolution (MAVEN) mission ...