Now the Nitinol spring can be stretched out flat, but as soon as it is heated, it will attempt to return to its coiled state! Using some balsa wood and a few other odds and ends he’s taken ...

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 ...

But there are other methods of locomotion available. As [Jamie Matthews] demonstrates, Nitinol wires can be another way to help get things moving. Nitinol is a type of metal wire made of nickel ...