[Peter Sripol] is something of a legend in the DIY RC aircraft crowd. He’s friends with Flite Test, and there he built an enormous RC cargo plane that could easily carry a small child aloft. Now, [Peter] is aiming a bit higher. He’s building an ultralight — a manned ultralight — in his basement. It’s made out of insulation foam

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If you have a shortwave receiver, tune it to 4625 kHz. You’ll hear something that on the surface sounds strange, but the reality is even stranger still. According to the BBC, the radio station broadcasts from two locations inside Russia — and has since 1982 — but no one claims ownership of the station, known as MDZhB. According to the BBC:
[For 35 years, MDZhB] has been broadcasting a dull, monotonous tone. Every few seconds it’s joined by a second sound, like some ghostly ship sounding its foghorn

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[Tim Good] built a 3-axis gimbal out of 3D-printed and machined pieces, and the resulting design is pretty sweet, with a nice black-on-black look. He machined the flat pieces because they were too long to be printed in his 3D-printer.
The various axes swivel on four bearings each, and each ring features a manual locking mechanism made out of steel stainless pins that immobilize each axis. The gimbal operation itself appears to be manual. That said, [Tim] used 12-wire slip rings to power whatever camera gets mounted on it–it looks like the central enclosure could hold a camera the size of a GoPro

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Drones can now add another skill to their growing do-gooder resume: planting trees. Startup BioCarbon Engineering boasts a fleet of unmanned aerial vehicles that can seed as many as 100,000 saplings in a […] The post Tree-Planting Drones Boost Global Ecosystems appeared first on Geek.com.

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It’s no secret that Amazon is building a delivery drone army of epic proportions. They want to be able to launch them from anywhere: lamp posts, cell towers… and even moving trains. Just […] The post Amazon Wants To Use Shipping Containers As Mobile Drone Bases appeared first on Geek.com.

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