By Rochel Maday | Published Jun 29, 2022 3:20 PMAn air conditioning (AC) unit has multiple functioning parts. When one starts to fail, it can trigger a domino effect that, if ignored long enough, can lead to the entire unit needing to be replaced. For homeowners,

Join 425,000 subscribers and get a daily digest of news, geek trivia, and our feature articles.By submitting your email, you agree to the Terms of Use and Privacy Policy.Sydney Butler has over 20 years of experience as a freelance PC technician and system builder. He's worked for more than a decade

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It’s no secret that I’m a sucker for photography — I’ve been known to take a photo or two in my time — and I have a hell of a weak spot for electronics, to boot. In the upcoming Open Circuits from No Starch Press, authors Windell Oskay, co-founder of Evil Mad Scientist

Posted by Marissa Silva | Oct 5, 2022 | Accessories, Anime & Manga, Apparel, Collectibles, DC Comics, Disney, Doctor Who, Features, Food and Drink, Games and Puzzles, Harry Potter, Home Goods, Marvel, Retro Pop!, Star Trek, Star Wars, Superheroes | 0 Buying people presents is a historically st

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Scientists want to transform the walls of buildings into vast resources of renewable power generation and storage. Are smart solar bricks, super-capacitor bricks and microbial fuel cells really the future or just ideas built on shaky foundations?

The environment has abundant energy but little power. Energy harvesting can tap the environment’s “infinite” source of energy, and avoids the cost of wiring to mains power or the time-consuming and environmentally-sensitive task of replacing and disposing of batteries. Many applications have c

The sun is a great source of energy, delivering in the realm of 1000 watts per square meter on a nice clear day. [Jasper Sikken] has developed many projects that take advantage of this power over the years, and has just completed his latest solar harvesting module for powering microcontroller projec