The video explains the concepts of magnetic, electric, and gravitational fields using simple demonstrations. It shows how iron filings reveal the magnetic field around a magnet, how charged objects ...

Physicists have designed an experiment to explain the concept of magnetic resonance. A versatile technique employed in chemistry, physics, and materials research, magnetic resonance describes a ...

You’ve probably heard the term magnetic gradient before, but have you ever seen one? Now you can in [supermagnetman’s] video, below. The key is to use very fine (2 micron) iron filings and special ...