Catching Lightning With High Voltages And A Kite

Flying a kite on a stormy day is not the wisest thing to do, except, of course, you’re intentionally trying to catch a lightning bolt. The guys from [kreosan] replicated the famous experiment, with which Benjamin Franklin once set out to prove the electrical nature of lightning.

After their first attempt to attract lightning bolts in a storm by flying a kite attached to a grounded metal wire, which surprisingly did not yield a catch, they came up with an even scarier setup: They hooked up the wire to the high-voltage rail of a well-grounded television tube to bias it …read more

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Real, Life-Sized Transformers

Ever dreamed of a real, life-sized Transformer in your garage? The Turkish startup Letrons now offers you exactly that: Their animatronic Autobot drives like a car, transforms like a Transformer, and supposedly fights off space threats with its built-in smoke machine and sound effects.

Letrons’s Transformer seems to be built upon a BMW E92 coupé chassis. According to the company, the beast is packed with powerful hydraulics and servo motors, allowing it to transform and move fast. Sensors all around the chassis give it some interactivity and prevent it from crushing innocent bystanders when in remote-control mode. Interestingly, its …read more

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