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Tag Archives: magnet

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

Posted in Body & Health | Tagged Andrew MacKay, biology, cancer, Cell, getinvolved, iron, magnet, magnetic field, magnetism, medicine, nanoparticle, protein, receptor, therapeutic, therapy, topstories, University of Southern California, Yonsei University

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

Posted in Chemistry, Earth | Tagged Charles Aubourg, claystone, crystals, Douglas Elmore, electrons, geology, getinvolved, lava, lodestone, magnet, magnetic field, magnetism, magnetite, mineral, nucleus, sedimentary rocks, topstories, University of Oklahoma, University of Pau and the Adour Countries

A trout’s nose-y magnets

By Stephen Ornes / July 26, 2012

trout

Cells in a fish’s snout respond to magnets

Posted in Animals | Tagged Cell, cell membrane, David Keays, fish, getinvolved, magnet, magnetic field, Magnetic Fields, magnetite, magnetosensation, Michael Winklhofer, physics, Research Institute of Molecular Pathology, trout, University of Munich

Surprise ions

By Stephen Ornes / February 21, 2012

clusterinspace

A high-flying satellite reveals a crowd of charged particles in the magnetosphere

Posted in Space | Tagged electromagnetic radiation, electromagnetism, getinvolved, ions, magnet

Nanomagnets corral oil

By Emily Sohn / September 15, 2008

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

Posted in Technology & Engineering | Tagged magnet, magnetism, nanotechnology, oil spill, physics