For more, watch [Josh] describe his method in person after the break, or try flashing his code to an Arduino and make a waving cat of your own.

To make the technology viable for space ... this is the most powerful electromagnet that will have ever flown.” In 2023, the Paihau-Robinson installed its first superconducting electromagnet ...

Remember - these variables are controlled (or kept the same) because to make it a fair test ... the magnetic field and hence the stronger the electromagnet. Hazard Consequence Control measures ...