The average Hackaday reader likely knows, at least in the academic sense, what a magnetic field looks like. But as the gelatinous orbs in our skull can perceive only a tiny fraction of the EM ...

[Peter] is currently working on a new version of his pocket-sized science tricorder, and he figured visualizing magnetic fields would be cool. This led to what can only be described as a camera ...

The image reveals the swirling magnetic fields around Sagittarius A* (Sgr A*) and hints that it may be producing a jet of high-energy material, which astronomers have yet to see. The picture was ...

Experience the mesmerizing magic of ferrofluid as it reacts to magnetic fields in a bottle! This captivating demonstration lets you observe the fluid’s behavior, creating stunning illusions and ...

A team of researchers has developed a pioneering 3-axis Hall-effect magnetic sensor based on an inverted pyramid structure.