This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

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

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 ...

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 ...

All 67 people on board the plane and the helicopter were killed. An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport ...

Abstract: In this study, we propose a modified model predictive control (MMPC) approach combined with an adaptive second-order disturbance observer (ASDO) for efficient speed control of permanent ...

Abstract: The conventional model reference adaptive system (MRAS) employs a proportional-integral (PI) controller with a low-pass filter (LPF). However, the LPF and integrator add phase delay and DC ...