Rotating mechanisms can be a headache when it becomes necessary to deliver power through them. [Igor Brkic] faced just such a challenge when creating his double-pendulum build, and solved it with a ...

The U.S. has about 58,000 wind turbines with a total rated annual capacity of 91,115 MW. The U.S. DoE projects that this will increase to over 400,000 MW by 2050. This dramatic rise is down to a swath ...