If you've ever played with a Rubik's cube you'll know they're really, really hard to solve. The puzzle is probably older than your parents, and some people have spent decades trying to complete it.

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. The TCL PlayCube is a 1080p portable projector with a clever ...

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 ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...