The University of Arizona

The heat's on at the Steward Mirror Lab

UA News May 2000 | TUCSON, Ariz. -- If you think it's hot at 100 degrees in Tucson today, imagine the noontime temperature at 482 degrees Fahrenheit.  That's how hot it was at noon today inside the University of Arizona Mirror Lab furnace. UA Steward Observatory astronomer John Hill predicts that temperatures very early Saturday morning (May 20) will hit 2,100 degrees - so hot you can watch glass melt.  more>