Piezoelectric transformers and power converters represent a frontier in power electronics, harnessing the direct electromechanical coupling of piezoelectric materials to transform electrical ...

Why are power banks a fire hazard on planes? Lithium-ion batteries, which are found inside portable chargers, can be a fire hazard if damaged, faulty, misused or old and can be volatile when exposed ...

The NTSB confirmed a Cessna 550 crash in San Diego, killing six. The plane hit power lines during landing, and the investigation is focusing on weather and pilot factors.

The plane Yellowstone County Commissioner John Ostlund was piloting struck power lines, flipped and caught on fire, according to a Preliminary Federal Aviation Administration Report on the fatal ...