swim

Swim Timer for Late Night Laps

Swim Timer for Late Night Laps

Doug had a problem to solve: when he swims early in the morning, there’s not enough light to see the pool’s pace clock at the end of the lane. Like any good maker, he devised his own solution. He built a waterproof swim timer that uses an LED display to show your time.

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Robotic knifefish uses one fin to travel in all directions

Northwestern University professor Malcolm MacIver’s GhostBot is a robotic fish that can swim forward, backward, and vertically using its incredible ribbon-like fin. Ghostbot’s locomotion is inspired by a knifefish in MacIver’s aquarium, which a colleague observed making an unexpected, vertical movement. Further observations revealed that while the fish only uses one traveling wave along the […]

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