The brain's incredible ability to spontaneously rewire itself.
After a horrific car accident in 1984, Terry Wallis spent 19 years in a minimally conscious state. His family cared for him tirelessly, though doctors saw no hope for recovery. In 2003, he shocked everyone by suddenly saying "Mom," followed by "Pepsi." Scans revealed his brain had spontaneously formed new connections to bypass damaged areas.
