The best single-blade razors are a bit of a conundrum: When many of us learned to shave, there was comfort in knowing that if one blade missed a hair, the next three (or six) would mow it down for the ...

Indie App Spotlight is a weekly 9to5Mac series run by Michael Burkhardt, showcasing the latest developments in the indie app world. If you’re an indie iOS app developer and have recently launched a ...

HealthKit is Apple’s framework on iOS for sharing health data with granular permission between Apple’s built-in Health app on the iPhone and iPad and third-party health apps like those from the makers ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...