Google I/O is on May 20, but the annual developer conference will be so jam-packed with announcements that Google is opening the valve to release some news ...

Square has a new way for merchants to take your money: a new handheld device.The payment company’s little white pucks, touchscreen terminals, and portable ...

The earliest NMC cells used roughly equal thirds of nickel, manganese, and cobalt. GM’s current “high-nickel” Ultium cells swapped out much of that cobalt ...

Photograph: Ryan WaniataThe sub blends well with the bar, which takes on the upper register with notable panache for its size. You’ll hear some excellent ...

The boundaries of Apple’s walled garden aren’t as well defined as they used to be; Apple Maps is the latest app to break out. It has taken a while—the app ...

We tested and recommend all of the heart rate monitors below, which do a pretty impeccable job. But what does this data mean?Heart rate zones: If someone ...

Photograph: Julian ChokkattuThe phone's edges are so thin that it might affect how you hold it for a long period, because there's just not much for your ...

This model from Petcube attempts to combine popular laser toys that cats go crazy for with a pet security cam, to mixed results. Like many other cameras from ...

Other OptionsPhotograph: Scott GilbertsonInsta360 X3 for $270: You'll have to settle for 5.7K footage here, and that's on a 1/2-inch sensor, which is only ...

Others We TestedEcoFlow Wave 2 for $1,299: Lisa Wood Shapiro tested the newest model for this update. The EcoFlow Wave 1 has cooled down my wife's office for ...

I’ve never been a vertical mouse person. These mice have a vertical shape that puts your palm in a more neutral posture, reducing strain on the wrist. But ...

Here are some general guidelines to keep in mind when shopping for a new sleeping pad. When backpacking, we suggest sticking with inflatable pads or ...