Tag Archives: magnetism

Magnets that kill cancer cells

By Stephen Ornes / November 1, 2012
Magnets can be used to move types of metal from a distance. Scientists recently developed a technology that uses magnets to trigger a cell’s demise. Credit: istockphoto

Researchers devise a way to use magnets to make cells self-destruct

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Making rocks into magnets

By Sid Perkins / September 28, 2012
Lodestone is the most magnetic and common type of natural magnet.Credit: Wikimedia/Ryan Somma

Lab experiments show one way that certain types of stones can morph into magnets

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Like electricity, but magnetic

By Stephen Ornes / March 1, 2011
Charged to move Researchers figured out how to make single magnetic poles (illustrated here) move through a material called spin ice.

Getting magnetic poles on the move makes a new kind of flow

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Mercury’s magnetic twisters

By Stephen Ornes / April 14, 2010

The planet’s strange atmosphere may have a lot to do with the sun.

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Nanomagnets corral oil

By Emily Sohn / September 15, 2008

Scientists may have found a clever way to clean up oil spills — with magnets.

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