Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to ...

Forget keys! The top smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for consumer ...

Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to ...

Red light therapy uses specific wavelengths of light to enhance cell function and promote rejuvenation, with potential benefits for skin, inflammation, and pain. While generally considered safe, red ...

Alexa Plus has introduced AI-powered features that go beyond basic tasks like timers and music. Even if you prefer standard commands, the assistant has many capabilities on Echo speakers and phones ...

Cassidy Horton is a finance writer covering banking, life insurance and business loans. She has worked with top finance brands including NerdWallet, MarketWatch and Consumer Affairs. Cassidy first ...