Build Your Own Drone

Elizabeth Case is back for the holidays to talk about how she went about building a custom drone for her graduate work, the lessons she learn, and the problems she encountered. She and David Bryant have a great dialog about tools, 3D printing, software, controller types, and other drone-related issues. Elizabeth is now an FAA-licensed drone pilot and talks about interesting uses for drones in science. If you’re at all interested in building your own drone, give us a listen.…Continue reading Build Your Own Drone

Can Open Source Processors Thrive?

I recently attended part of the RISC-V workshop at the Google campus. RISC-V is a fully open source CPU instruction set developed at UC Berkeley developed by Krste Asanovic, Andrew Waterman, and Yunsup Lee. An academic instruction set is all well and good, but the RISC-V spawned SiFive, which plans on building commercial processors using RISC-V. Can RISC-V and SiFive compete against ARM? More appropriately, can SiFive compete against smaller, agile proprietary players like Andes Technology, Synopsys, and Cortus? Unlike…Continue reading Can Open Source Processors Thrive?

The Ugly Side of Always On

A Medium post by Arlo Gilbert about Google’s decision to shut down the Revolv home automation hub went viral recently. Google’s Nest division bought Revolv 18 months prior. However, the company decided that part of the shutting down the service including bricking perfectly good, working hardware. Meaning The era of always-connected, always-on introduces a new set of headaches for users of said services. It’s one thing when a service goes offline, but another thing completely when a product associated with…Continue reading The Ugly Side of Always On