The new OPPO Watch S sits somewhere between two extremes. It's a smartwatch with a sleek design, great at tracking what I ...

The Polar Loop tracks and charts the amount of sleep you get, the duration you spend in each sleep cycle, the regeneration of ...

A 2026 Informational Overview of the Herz P1 Smart Band's Subscription-Free Health Monitoring Features, Heart Rate and HRV Tracking, Sleep Quality Analysis, Blood Oxygen and SpO2 Sensors, Stress and ...

Sharks are innocent. Or at least they’re not eating the internet. As a family of cartilaginous fish, sharks are collectively not guilty of most, if not all, charges of biting, chomping, chewing, or ...

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Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

The subsea fiber-optic internet cable will connect Maryland's Eastern Shore with County Cork, Ireland. Amazon says the cable's capacity will exceed 320 terabits per second, which is equivalent to ...

Apple removed blood oxygen monitoring from the Apple Watch in early 2024. Somebody has to blink for it to return, and it looks like neither Masimo nor Apple are going to budge. Blood oxygen monitoring ...

Some engine bays are as droolworthy as the cars they adorn, but under the twisty mechanical artistry lies an array of electronic wizardry to help run your car. The crankshaft position sensor is one of ...

The Index is a $170 armband that can track your sleep so you don’t have to wear a watch to bed. Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and ...

Streaming has outpaced the combined share of broadcast and cable TV viewing for the first time ever, according to a new Nielsen report. Streaming's growth has been driven by three main factors: free ...