Learn more about whether nLIGHT, Inc. or Vishay Intertechnology, Inc. is a better investment based on AAII's A+ Investor grades, which compare both companies' key financial metrics.

A new material called multiscale reduced graphene oxide could mean faster charging and power delivery than traditional batteries allow.

Learn more about whether Arrow Electronics, Inc. or nLIGHT, Inc. is a better investment based on AAII's A+ Investor grades, which compare both companies' key financial metrics.

Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.

Matt Lee is the founding partner of Atlas Growth Capital. He has 3+ years of experience as a consultant and startup advisor. If you need to get a loan, be sure you understand the difference between a ...

We’re most familiar with sound as vibrations that travel through the atmosphere around us. However, sound can also travel ...

My coding skills leave something to be desired. I never stuck with the instructional books and guides long enough to truly create the kinds of apps and programs I wanted to see. AI chatbots powered by ...

When you think of air conditioners, you tend to think of rather bulky units, with the window-mounted appliances probably ...

Studying one of the simplest animals, Stanford's Prakash Lab uncovered how it folds itself into complex shapes—revealing new ...

From dough whisks to bench scrapers — our tested favorites are essential for baking great bread. As Food & Wine's Testing Editor, Jennifer's work focuses on finding the best tools for all sorts of ...