The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Whether you’re looking for a productivity desktop, a gaming PC powerhouse, or a stylish all-in-one Windows machine, we’ve got you covered. The team at PCWorld continually sorts through all of the ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...

Sometimes you just want to relax and hear your music or movie’s audio without being encumbered by wearing headphones. That’s especially the case if you’re enjoying your media with friends or family.

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Dr. JeFreda R. Brown is a financial ...

Is it time to ditch that old PC mouse, or move beyond your laptop's touchpad? We've tested the top options and offer click-worthy advice on buying mice for work or play. I’m a PCMag reviewer and ...

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...

Ionut Ilascu is a technology writer with a focus on all things cybersecurity. The topics he writes about include malware, vulnerabilities, exploits and security defenses, as well as research and ...

Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways TikTok has signed a deal to form a new U.S. unit with three American investors — Oracle, Silver Lake and ...

One way to get LeetCode problems offline is by using an Android emulator on your PC or Mac. Think of an emulator as a program that makes your computer act like an Android device. This means you can ...

You sit down at your computer, push the power button just like you do every day, and...nothing happens. Maybe the computer doesn't turn on at all, or it could power up but shut right back down again.

The mission of Firehouse is to educate and inspire firefighters so that they can protect their communities and keep themselves safe. By providing news, lessons learned, tactical changes and focusing ...