MIT's new device uses light to measure blood sugar levels without any needles, and a wearable version is already in the works ...

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...

The Whoop band won't tell you the time, but it might change the way you work out. Here's who should wear which.

Every smart smoke alarm I’ve tested has one potentially fatal flaw, trading fewer nuisance alarms for a risky sensor strategy ...

From roof racks to tires, maintenance and driving habits, you can likely save hundreds of dollars per year at the pump.

SHOPPING: New parents know the feeling all too well, even when baby is finally asleep, they're still wide awake worrying and ...

‘For age-related hair diameter changes, minoxidil tends to be the most effective treatment.’ It’s available over the counter ...

Precision irrigation robot shows how soil variation changes water needs, reducing waste and boosting orchard efficiency.

Doctors say that the quiet version is worse. Find out why and just how accurate is your Apple or Samsung watch at monitoring ...

The middle child is out. For years, Samsung has stuck to its holy trinity formula for the Galaxy S lineup: the regular, the Plus, and the top – tier Ultra (formerly known as “we killed the Note but ...

From air purifiers to cozy blankets, we tested dozens of products to help ease cold and flu symptoms. We also consulted ...