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87%VideoJul 2010

Fascinating ferrofluids

Ferrofluids are liquids that react to a magnetic field, usually made from a mixture of oil and tiny iron particles. Scientific Tuesdays brings together ferrofluids and powerful neodymium magnets with some interesting results.


87%VideoAug 2010

Magnetism, how does it work?

One of the four fundamental forces of physics (the forces that keep the universe together, the strong nuclear force, the weak nuclear force, gravity and electro-magnetism) but one of the least understood. History Channel explains, in lay terms.


87%VideoAug 2013

The sun's magnetic field is about to flip

(4:04) Something big is happening on the sun.


87%AnimationSep 2017

NASA's plan to make Mars habitable using a giant magnet

(2:26) Could Mars be made habitable again?

86%VideoOct 2009

Demonstrating superconducting magnetic levitation

Superconducting train demo. The property of zero electrical resistance in some substances at very low absolute temperatures


86%VideoMar 2010

Dancing Magnetic Rings by Laurent Milon

Creating shapes by the attraction of frozen iron filings.


86%ShopFeb 2012

Magnetic Thinking Putty

Thinking Putty infused with magnetic particles giving it strange properties.


86%VideoMar 2013

Magnetic putty time-lapse

(0:53) Magnetic putty eats up a rare-earth magnet.


86%VideoMar 2017

Earth's magnetic field is going to flip, here's how we know

(4:48) Scientists are using clues from ancient artifacts to help them predict the future of the Earth's magnetic field.


85%VideoJan 2008

Magnetic perpetual motion machine

In pursuit of the impossible