By day, Arden Warden is a physicist at Fermilab. By night, he might just have discovered a way to clean up oil spills.
Above: Oiled Bird – Black Sea Oil Spill. Credit wikimedia
Warden invented a process in which oil is magnetized with magnetic dust and then drawn from the water with magnets. Warden has been refining the process for years and recently took out a patent. The procedure only uses a small amount of magnetic dust, which, once the oil is collected, can be reused.
Read more at Scientific American.