The Cold Foam on the hand (Credit: ShiftEast.com) During hot summer days there might only one thing that you might want and that is something to cool you down. Luckily a Japanese company came up with something that just might ...

Researchers from the Northwestern University’s McCormick School of Engineering and Applied Science, teamed up with Boise State University Professor Peter Mullner to create a foam from a nickel-manganese-gallium alloy (Ni-Mn-Ga). This special foam changes shape when exposed to a magnetic ...