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 ...

There are generators with enough power for home backup that roll on wheels and technically are portable. But when we talk about “portable generators” we’re usually referring to models that are small ...

When a power outage hits, getting left in the dark is just one of the concerns. An extended blackout is an inconvenience, but being without air conditioning, heating or necessary medical equipment is ...