Murray GibsonIf you grew up in the Northeast you know that there are good days for making snowballs and there are bad days for making snowballs. You know that sometimes, despite your best efforts to squeeze the snow into a perfectly rounded orb, it just won’t stick. J. Murray Gibson, founding dean of the College of Science, tells us why. The problem, he said, is that the temperature of the snow is too cold for you to weld it into a self-contained ball.