Companies are creating new technology to mine baby boomers’ golden years and address the challenges of growing olderSilicon Valley has long sought to disrupt virtually every aspect of modern life. Now comes technology’s final frontier: old age. Tech that’s specifically designed for seniors is a growing market, fueled by inexorable...

A simple treatment to stave off the health problems of old age could be available in five to 12 years. Here’s how it would workThe science of extending life is a subject of morbid fascination, conjuring the image of old billionaires being cryogenically frozen. But imagine if, instead of a...