Back when batteries were expensive and low-capacity, it was common to buy a “battery eliminator” that could substitute for common battery configurations. [David Watts] must remember those, because he ...

My garage door opener battery is dying, so that I have to walk the bike halfway down the driveway before I'm close enough to make the opener go off. So I picked up two flat-coin type batteries at Home ...

The CPUC said the state’s transmission system would be able to accommodate the increased solar capacity with only minimal upgrades. Image: Brian Doll, SOLV Energy. The California Public Utilities ...