The U.S. Army awards LiquidPiston a Small Business Innovation Research (SBIR) contract to further mature the X Engine platform for ground power generators, following the successful delivery of ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...

Editor’s Note—August 2026: In addition to checking up on our current list, we’ve added the recently reviewed Bluetti Elite 300, which is well suited for use as backup power for a small RV or pop-up ...

Portable generators are a great way to turn a primitive campsite into a luxury stay in the woods. They can power electric grills, mobile devices, and even entire RVs. For extended stays off the grid, ...

View post: Patagonia’s ‘Easy to Style’ Jacket Is 40% Off, and It’s the Only Jacket You’ll Need This Fall The PowerSmart Gas-Powered Inverter Generator is on sale for $350—$150 off the original $500 ...

Small wind turbines, for domestic and small scale commercial use, are currently relatively expensive and struggle to compete with solar solutions. The key to increasing their competitiveness is ...

In the first part of this series (“The Good, the Bad and the Noisy,” RWEE, Feb. 7, 2018), we outlined the scope of small power generators, how they do what they do, and the general factors (plus and ...

"A generator powered by a human is not going to produce much power at all." ...