Month: January 2011

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 […]

Make Podcast: Weekend Projects – Intro to Robotics

Make Podcast: Weekend Projects – Intro to Robotics

When I saw the scribbler robot article in Make: 07, I had to make one. At first I thought it would be easy to get some steppers and boss them around with some software. Well that’s what needed to be done, but it wasn’t easy. Luckily I got a lot of the hardware issues out of the way by finding a medical robot that organized vials of blood off ebay to convert into my robot.