Remember When Everyone Was Using Solar Energy?

Solar-powered calculators may have familiarized a new generation with green energy. On the other hand, maybe they were just cool.

Casio goes back to the ‘80s for its Back to the Future calculator watch

Casio is celebrating Back to the Future’s 40th anniversary by resurrecting another ‘80s timepiece. ...

Casio’s Limited-Edition 'Back to the Future' Watch Takes You Straight Back to 1985

Casio is marking the 40th anniversary of Back to the Future with a special edition of its classic calculator watch, the ...
Gear Patrol

Casio Time Travels Back to the ’80s for One of Its Best Retro Watches Yet

You don't have to worry about disturbing the space-time continuum with this take on Marty McFly's iconic timepiece.
Geeky Gadgets

Why Sodium-Ion Batteries Are the Future of Energy Storage

What if the future of energy storage didn’t depend on rare, expensive, and environmentally taxing materials? Imagine a world where batteries are built from elements as common as table salt, offering a ...
Liliputing

Ollee Watch brings smartwatch features to the Casio F-91W with a mainboard replacement

The Casio F-91W is a classic digital wristwatch that’s been in constant production since it was first released in 1989. With a $20 starting price, the watch offers a water resistant design, an LED ...
RenewEconomy

Australian engineers hail new supercapacitor tech that may store enough energy to replace batteries

Engineers from Australia’s Monash University have reportedly made a significant breakthrough in supercapacitor technology that they say could pave the way for next-generation applications in ...
BGR

How To Replace Your Apple AirTags Batteries (And What Kind You Need)

We may receive a commission on purchases made from links. Replacing a dead battery is as simple as removing the AirTag's steel cover to access the coin cell and putting in a new one. Fortunately, you ...
The Progress-Index

After four fires in 12 months, Chesterfield data center owner blames defective batteries

A data-center campus in Chesterfield County experienced its fourth electrical fire in the past year. The developer, Chirisa Technology Parks, believes a defective battery was the cause of the latest ...
Men's Journal

Without Good Batteries, Your Smoke Alarm Could Fail You. Here's How to Replace Them Properly

View post: Teton Gravity Research Celebrates 30 Years With a Film That Redefines Big-Mountain Skiing. Here's How to Watch at a Theater Near You Teton Gravity Research Celebrates 30 Years With a Film ...
Yahoo Finance

AM Batteries Launches First Interactive Savings Calculator to Quantify Cost and Performance Gains from Dry Electrode Manufacturing

BILLERICA, Mass., Aug. 26, 2025 /CNW/ -- AM Batteries (AMB), a pioneer in dry battery electrode (DBE) manufacturing technology, today announced the launch of its first interactive Savings Calculator, ...
tech-latest

AirTag Battery Guide: How to Replace Your AirTag Battery

Step-by-step guide to check and replace your AirTag battery. Tips to extend AirTag battery life and ensure reliability. Everything you need to know about CR2032 batteries for AirTags. TechLatest is ...