When something goes wrong with your car, a curious-looking icon illuminates on the dashboard. But what those symbols mean isn’t always obvious.

Here’s how it works. There’s only one thing a dash cam needs to do well: record sharp footage of what’s happening on the road. Based on our in-depth reviews, all of the dash cams we’ve ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds ...

Thomas Edison's incandescent light bulb, patented in 1880, made electric lighting practical, affordable, and long-lasting. It completely transformed homes, cities, and industries worldwide, going on ...

In the age of the LED light bulb, consumers have an unfathomable range of lighting options. This has, perversely, made the task of pleasantly illuminating our homes harder, not easier. The culprit ...