External USB/Thunderbolt SSDs and/or hard drives (aka direct-attached storage, or DAS) are a super-convenient way to add storage capacity to your system as well as back it up. External drives are also ...

These top-rated backup services make it easy to create online and local copies of important files so you can retrieve them if disaster strikes. I've been testing PC and mobile software for more than ...

Network-attached storage is the most versatile way to store data, but that's just one of the many benefits of a NAS device. We've tested the top models: See which will work best for your home or small ...

An undervalued stock is a stock whose trading price appears to be lower than the company’s intrinsic value. The company underlying the stock is typically in good financial standing, with both a solid ...

Abstract: High-performance motor drives rely on closed-loop controls that typically obtain rotor position from a physical encoder or a rotor position estimator. However, it is well established that ...