Photoinduced electron/energy transfer reversible addition-fragmentation chain-transfer (PET-RAFT) polymerization enables precise light-controlled polymer growth. Traditional near-infrared strategies ...

Previous research has peeked at the jet using various electromagnetic wavelengths, including radio waves, visible light, ultraviolet radiation, X-rays and gamma rays. But its structure at the infrared ...

Your Apple Watch Can Once Again Measure Blood Oxygen Levels. Here's How The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a year ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

Measuring blood oxygen levels on the Apple Watch has been a staple of its health monitoring experience since it arrived. Yet, an ongoing patent dispute in the US has complicated matters over the last ...

Even if you've been a longtime owner of the Apple Watch, you might not be aware of these helpful health features. Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, ...