Our Favorite Affordable Air Purifier Is Temporarily Even Cheaper

Amazon has the Coway Airmega Mighty marked down to two-thirds its normal price.

Google Now Lets You Change Your Gmail Address. Here’s How

You’ve probably had the same Gmail address for years. Now, it’s easy to make a name change without worrying about the transition.

Tesla Says Its Robotaxis Are Sometimes Driven by Remote Humans

The electric-car maker says it happens rarely and at speeds below 10 mph. But the disclosure—in response to a US senator’s questions—occasioned a call for more transparency.

The Best Time to Drink Coffee for Productivity (and When Not To)

Caffeine is the original biohack for energy, focus, and alertness. But are you doing it wrong?

Aston Martin Valhalla (2026) Review: A $1 Million Plug-In Hybrid

A robot could apparently drive this million-dollar supercar faster than a fleshy human, but the unbelievable experience would be entirely lost on it.

AI Has Flooded All the Weather Apps

Weather forecasting has gotten a big boost from machine learning. How that translates into what users see can vary.

Backup Files and Your Entire Digital Life (2026): Hard Drives, Cloud-Based Tools, and Tips

Backups are boring, but they’ll save your bacon. Here’s how to make sure your data lives on, even when your PC doesn’t.

Vitesy Shelfy 2 Smart Fridge Purifier Review: Small Box, Big Promises

The Shelfy 2 uses some interesting science to clean the air, but the results are a mixed bag.

This App Makes Even the Sketchiest PDF or Word Doc Safe to Open

When somebody sends you a document as an attachment, don’t just open it. Use the free tool Dangerzone to scrub it clean of any malevolent code. Here’s how it works.

Our Favorite Amazon Streaming Stick Is Almost Half Off

The Fire TV Stick 4K Max is great for the Prime Video devout and handles other streaming services just as well.