A groundbreaking new study introduces an AI-powered smartphone app that noninvasively screens for anemia using a photo of a user's fingernail. The study shows the app provides hemoglobin estimates ...

Authenticator apps are a multi-factor authentication (MFA) method for encrypting your online login credentials. Stay protected with the top MFA apps we've tested. I review privacy tools like hardware ...

Passkeys offer far stronger security than traditional passwords—and may eventually replace them. We break down everything you need to know and guide you on how to get started. I review privacy tools ...

Thrill-Seeker Drew Dirksen salvages scrap metal and junk to assemble a functional armored vehicle from the ground up. Trump slams interpreter before Latin American leaders in Doral By the time I’d ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. Your iPhone shouldn't feel like a relic ...

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 ...