The average Hackaday reader likely knows, at least in the academic sense, what a magnetic ... the poles of a magnet in real-time and produce an approximation of what the field lines would look ...

The needle of a compass is a small magnet that can turn. It turns around until its own magnetic field lines up with the Earth’s magnetic field. This means it always points North. 1. Which end of ...

The filings align themselves along the lines of magnetic force surrounding the magnet ... coil was wound around a metal core, as this helped to concentrate the magnetic field.

How her kind, the largest living reptiles, had been around for 120 ... can detect not only the field's intensity but its inclination, the angle at which magnetic field lines intersect the Earth.

For the first time, astronomers have successfully observed the magnetic field surrounding a young star believed to have planets forming around it ... the magnetic field lines, enabling them ...