Way back when, the calculator watch was the bell of the ball. The tame, streamlined design wasn’t overly bulky, and the hardware was sound—and it was still a watch. It might just have been the greatest invention of the past 400 years. But it’s pragmatic appeal has fallen to the wayside, both as a watch …

A China-made tram powered by hydrogen fuel cells was put into commercial operation Thursday in Tangshan, north China’s Hebei Province, Xinhuanet.com reports. It is the first commercial hydrogen-powered tram in the world and made by China Railway Rolling Corporation (CRRC) Tangshan Co., Ltd. With water being its only emission, the tram emits no pollutants. No …

Companies love to claim that they’ve discovered the Next Big Thing in lithium-ion batteries, and Toshiba is the latest to jump on this wagon. Toshiba announced that its next-generation SCiB lithium-ion battery can take some serious abuse and charge at speeds that sound like pure science fiction. Using an anode material made from titanium niobium …

I cut the cable cord roughly three years ago and I’ve never regretted it. I have, however, accumulated a small village of set-top boxes, media sticks, Chromecasts, gaming consoles, and just about any other HDMI-connected rectangle that can spit out a Netflix stream. For the past two weeks, however, I put all of them on …

Facebook is testing the idea of dividing its news feed in two, separating commercial posts from personal news in a move that could lead some businesses to increase advertising. The Facebook news feed, the centerpiece of the world’s largest social network service, is a streaming series of posts such as photos from friends, updates from …