One of the perennial challenges of building robots is minimizing the size and weight of drive systems while preserving power. One established way to do this, at least on robots with joints, is to ...

Q: I have several On30 locomotives with Digital Command Control (DCC), but was recently gifted a passenger set that has a ...

Cyclists and people riding scooters along the Metropolitan Branch Trail are being greeted with digital messages either telling them their speed is safe or urging them to slow down.(WTOP/Scott Gelman) ...

There’s a seemingly unending list of modifications or upgrades you can make to a 3D printer. Most revolve around the ...

A simple software method to increase the duty-cycle resolution in a digital pulse width modulation (DPWM)-controlled power ...

Almost a year after the nation’s worst aviation disaster in decades, Congress is poised to give the military free rein to resume flying helicopters on training missions in Washington without using a ...

New speed limits and monitoring are reshaping lane use and real-time rules on major roads From variable limits and lane restrictions to smart speed tech, here’s what motorists need to know about ...

Golfers play East Potomac's fifth hole as trucks unloads debris and soil from the demolition of the White House's East Wing on October 24. Tasos Katopodis / Getty Images Future control of Washington D ...

In power distribution systems, three-phase transformer configuration directly impacts system reliability and load management.

Do your Excel spreadsheets move slower than a rush hour traffic jam? It’s time for a serious tune-up, as such behavior can ...