Underwater wireless power transfer is emerging as a key technology for enabling long-duration, maintenance-free operation of ...

Capacitors are small components that store and release electrical energy in quick bursts. This video explains how they charge ...

Part 2 goes further into the methods that can help lower EMI in switched-cap designs, including implementation of active EMI filters and visible light communication. Part 2 delves further into why ...

Thomas Anderson – otherwise known as Neo – is walking up a flight of stairs when he sees a black cat shake itself and walk past a doorway. Then the moment seems to replay before his eyes. Just a touch ...

These days ready-to-use DC-DC converters are everywhere, with some of the cheaper ones even being safe to use without an ...

The best simulation games give us - regular people - the chance to do things we wouldn't usually get the chance to do. Sometimes, these are extraordinary, highly specialized activities, and sometimes ...

It has been a long and busy day. You get home with a nearly dead smartphone battery and finally plug it in, only to find out that it isn’t charging anymore! It’s normal to freak out for a bit, but don ...

The interplay of non-Hermitian physics and open quantum dynamics has been fruitful in ultracold atoms. Expanding on previous demonstrations of controlled dissipation, the authors demonstrate here gain ...

The main differences between charge cards and credit cards come down to the amount you can spend and how payments are structured. Charge cards come with no preset spending limit and require you to ...

This Review discusses the use of conducting polymers as anodes and cathodes in zinc- and alkali-ion hybrid capacitors, including their ability to support charge storage mechanisms, as a sustainable ...

David Harper is the CEO and founder of Bionic Turtle. He is also a published author with a popular YouTube channel on expert finance topics. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...