December 4, 2017 3:45 pm This is How Fast a Christmas Tree Can Erupt in Flames A test in a fire protection engineering lab at Worcester Polytechnic Institute shows just how quickly a small fire within a Christmas tree can turn into a destructive blaze inside your home. US & World Videos 2:09 President of MIT calls for shutting down pro-Palestinian encampments 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty
