USB-C is a complicated standard, and if you’ve got a new USB-C laptop, you’ll probably want an external hub to get back some of the ports you’re missing, like HDMI, Ethernet, USB Type-A, and SD card slots. We tried a bunch of hubs, considering things like charging speed, ports, design, and cost to find out which one is the best for your new computer. Subscribe: http://goo.gl/G5RXGs Here are some
The Mechanical Battery Though more commonly known for its electro-chemical variant, a battery or accumulator is any device that stores energy. Batteries fundamentally allow us to decouple energy supply from demand. But a far lesser known, mechanical based rechargeable battery based on flywheel energy storage or FESS is showing a resurgence of interest. The Gyrobus was as an electric bus design

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