Innovation of the week: Turn your old-fashioned timepiece into a smartwatch
Square's IPO: Is reality finally catching up with Silicon Valley?
A modern-day Edison
Donald Trump, and the bogus myth that foreign tech workers steal American jobs
Mental health treatment in the digital age
Can this online vision test replace your eye doctor?
Innovation of the week: Transform your old gadgets into a free home-security system
Metal as light as styrofoam and as strong as titanium — and 5 other amazing new materials
The race for great in-flight Wi-Fi is on
Innovation of the week: Smart lightbulbs to help you sleep better
The surprising innovations of your local librarians
The coming virtual revolution