You get vertebral wedging when the front of a vertebra collapses. People with osteoporosis typically have this fracture. From 1 to 1.5 million spinal compression fractures occur annually in the U.S.

Northern Ireland is home to the Giant’s Causeway, a collection of about 40,000 hexagonal basalt columns that protrude from the North Atlantic Ocean and lead up to the foot of a cliff. The UNESCO ...