The answer definitely isn't 32 degrees Fahrenheit, even if that's the freezing point of water. If the conditions are right, water can remain liquid all the way down to minus 55 degrees. Just another way water is bizarrely amazing.
A team of MIT researchers has discovered a new silicon compound that—get this—melts as it gets cooler, some 500 degrees Celsius lower than silicon's natural melting point. The researchers think it could eventually yield less expensive electronics.