1. Joints - The Foundation of Movement Joints are the moving links in a robotic arm. They let the arm bend, rotate, or change ...

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

The main issue with bionic hands that drives users away from them, George explains, is that they’re difficult to control.

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Flex dollars are electronic currency issued by schools or employers for specific expenses.

The program's two possible options — Citi Flex Loan and Citi Flex Pay — offer additional ways to tap your credit card's line of credit. Many or all of the products on this page are from partners who ...

With more than 50 million redeemed miles under her belt, Becky Pokora is a rewards travel expert. She's been writing about credit cards and reward travel since 2011 with articles on Forbes Advisor, ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...