Photo shows A man in a grey suit, white shirt and red tie holds a bible and raises his right hand as a clerk in a wig reads to him.

The beefiest of battery chargers, car jump starters can sit ready to inject a brief but powerful jolt of electricity into a dead battery to get an engine running again. Also known as battery boosters, ...

Insights with Jennifer Sanasie and CoinDesk Deputy Managing Editor of Tech and Protocols Sam Kessler.