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  • What Dark Magic Makes This Weird Yo-Yo Work?

    What Dark Magic Makes This Weird Yo-Yo Work?

    Yo-yo tricks are already a miracle of physics. But Ben Conde specialises in a type of yo-yo with an unattached string called a diabolo, and does things that defy all logic. There’s one sneaky feature that makes these contraptions work.


  • Slowing Down In Space Is Easier With Yo-Yos

    Slowing Down In Space Is Easier With Yo-Yos

    Video: Any number of forces can mess up a spacecraft’s flight path on its way to where it needs to go, however spinning helps average those torques to add stability to the trajectory. But when a satellite does successfully reaches orbit, how does it stop spinning?