A central metric in Dr. Goel's framework is VO2 Max, the measure of how much oxygen the body can use during exercise. Studies ...

Far below the reach of sunlight, at roughly 4,000 m deep on the Pacific seafloor, researchers have stumbled on a form of ...

In this end-of-year roundup, we’ve gathered the most ground-breaking rumors, consequential news and biggest surprises of 2025.

Sony has launched its mid-range flagship mirrorless camera, the A7 V, with a strong emphasis on speed but a bit less on video than some may have hoped. The new model sports a 33MP partially stacked ...

Amazon has announced its latest attempt to use generative AI: to add a Video Recaps service for previous seasons of popular shows on Prime Video. Prime Video is Amazon's streaming platform, and is ...

The Gen III TacIRST distributed infrared threat‑warning system will equip the F-22 Raptor, with an evaluation planned in 2026. Lockheed Martin has announced the first flight of the latest iteration of ...

It’s a lot like the previous model, but with a new sensor and revised card slot arrangement. It’s a lot like the previous model, but with a new sensor and revised card slot arrangement. is a reviewer ...

O2 Satellite won’t launch until the first half of 2026, and only with messaging and data for maps and location services at first, but it’s expected to expand. O2 customers can register their interest ...

Omnivision has introduced the OV50R CMOS image sensor with ultra-high dynamic range (HDR) of up to 110 decibel (dB) for video and preview with single exposure. Designed for high-end consumer devices ...

For heart rate testing, Horst used a Polar H10 chest strap as the benchmark. The Apple Watch Ultra 2, running watchOS 26 beta, delivered results that were nearly identical to the strap during indoor ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...