Classic physics teaches there are four states of matter, but better understanding of matter’s more exotic properties has led to identification of additional states. New studies suggest the possibility of two new electronic states of matter.
Read MoreThe melting point of a solid is the temperature at which the solid transforms into a liquid—but is it possible to lose structural rigidity without a change in temperature? Engineer and YouTuber Mark Rober has filled his hot tub with sand to give us the answer.
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