[Steven’s] at it again with another cool science experiment that isn’t too difficult to do. This time he’s made himself a Nitinol wire inchworm, which actually moves across the table when ...

Generally, when we’re looking to build something that moves we reach for motors, servos, or steppers — which ultimately are all just variations on the same concept. But there are other methods ...

Description: A heat engine consisting of a loop of Nitinol wire running on two pulleys. When the smaller pulley is dipped into a cup of hot water the loop of wire rotates. We have a model of a loop ...

This is a heat engine consisting of a loop of Nitinol wire running on two pulleys. When the smaller pulley is dipped into a cup of hot water, the loop of wire rotates. Boil the water using an electric ...