A physicist in the US has proposed a new way to separate red and white blood cells using a magnetic field. The method, which has not yet been proven in the laboratory, exploits the fact that white and ...

When you consider that almost every single cell in your body has more than a meter of DNA coiled up inside its nucleus, it seems like it should be pretty easy to get some to study. But with all the ...

MIT engineers have come up with a method of extracting clean water and reusable oil from oil spills using nanoparticles that turn the oil into magnetic ferrofluids. When oil spills occur, the polluted ...

FOR some time I have been trying to find a simple and rapid field method of separating the magnetic and faintly magnetic from the non-magnetic minerals in the residue obtained by panning a river sand ...