Geoffrey Fowler

Eero combats frustrating Wi-Fi dead zones with an armada of little wireless routers, Geoffrey A. Fowler writes.

After shaking up its Galaxy smartphone design last year, Samsung is keeping much of that sleek glass and metal look for 2016. But for the reunion tour, the S7 brings back a number of gone-too-soon Galaxy S4 and S5 features that were actually useful, including expandable storage and waterproofing.

LG is matching its chief rival by introducing a VR headset and a 360-degree camera. But it also made key changes to its flagship phone to address customer concerns, and threw in some crazy future-looking features, too.

Emergency-room visits by smartphone-distracted pedestrians have soared 124% over the last five years. What responsibility do tech companies have to address our addiction, asks Geoffrey Fowler.

Make your digital self less attractive to vermin like hackers, phishers and overly aggressive marketers.

Uber driver distraction, short battery life and other digital aggravations.

Strivr Labs co-founder says VR has the potential to change the way users feel—and behave

If you’re looking to purchase a TV, ask yourself, how big should it be? Do I need 4K? Should I wait until next year? Geoffrey A. Fowler offers shopping tips.

Fitness tech, like Mio’s new Personal Activity Intelligence metric, is moving beyond step-tracking to 24/7 heart-rate analysis. Can Big Data make getting fit simpler?

Like New York, cities all over are getting speedy Wi-Fi. But before using free, speedy hot spots, proceed with caution, warns WSJ’s Personal Technology columnist Joanna Stern.

Passwords are getting longer, but they're not getting stronger.

Bragi Dash and Earin earbuds are completely untethered and may usher in a future of “hearable” computers. But they are also works in progress.

Every Internet of Things product should be evaluated on its own merits, but here are some central guidelines for their usefulness.

A high-tech Age Suit made by Applied Minds and shown at CES simulates vision and hearing loss, as well as reduced mobility from muscle deterioration and arthritis.

Here’s a look at the best—and craziest—devices at the Consumer Electronic Show in Las Vegas, from app-controlled shoes to a two-way video-call system...for your pet.

Geoffrey A. Fowler eyes help for smoother streaming from Sling, Samsung, Vidgo and others.