CR's experts pick the best portable solar panels and battery chargers to power devices like phones and laptops, plus back-up batteries and power stations.

Portable battery packs are incredibly useful for keeping our devices juiced up when out of the house. However, if yours is ...

The Chinese automaker is racing ahead of global competitors—but don’t expect to see those gains in the US anytime soon. Somehow, the whole thing got even faster. Earlier this month, Chinese automaker ...

All “big four” U.S. airlines now restrict how portable power banks can be stored and used in flight—as Delta Air Lines and United Airlines each report at least three lithium-battery incidents so far ...

As prophesied by more than a few analysts along the years, China’s full-hearted embrace of electric vehicles has paid dividends. Starting with also-rans that required joint ventures with Western ...

Power outages range from brief interruptions to multi-day failures. A generator can supply energy as long as fuel is ...