Rebecca Bendick of the University of Montana and Roger Bilham of the University of Colorado say it is due to the infinitesimal changes in the speed of the earth's rotation. Uh-oh, ... moreRebecca Bendick of the University of Montana and Roger Bilham of the University of Colorado say it is due to the infinitesimal changes in the speed of the earth's rotation. Uh-oh, who cares, or fake news bullsh**? I mean when you go for good do you really want it to be because a building crushed you?