Japanese watchmaker Seiko can always be trusted to push things forward. From its Spring Drive technology, which balances a silky-smooth second hand with the accuracy of a quartz regulator, to GPS ...

Three solar stocks plunged more than 30% after reporting earnings this week—and a fourth fell 14%—in a sign that the industry’s growing headaches are starting to hit financial statements. Tariffs are ...

Travis Hoium is a contributing Motley Fool stock market analyst covering solar energy, technology, and growth stocks. Before The Motley Fool, Travis was a mechanical engineer at 3M and founded a ...

A retired Marine in Belton, Missouri, has a warning if you think new solar panels on your roof will lower your electric bill: Be careful of the company you choose.

Deep-space missions don’t just need rockets—they need power that works in extreme cold and near-darkness. That’s where a special nuclear heat source comes in, producing steady warmth for decades. The ...

California’s plan to hit its richest residents with a one-off wealth tax is a long shot, and its design has problems. But a look at who picks up the tab when billionaires scrimp on taxes, and how ...

Tested and researched models we stand behind from Jackery, EcoFlow, Anker and more. Editor’s Note — February 2026: We’ve updated our story to make sure items are in stock and available, plus we added ...

MAX MEADOWS – More than 180,000 solar panels, aligned in rows that form a pinstripe pattern across a mountain meadow, will soon generate green energy.