
(Hilary Swift | The New York Times) Elana Meyers Taylor, front, and Lauren Gibbs of the U.S. compete in the final heat of the women's bobsled event at the Winter Olympics in Pyeonchang, South Korea, on Wednesday, Feb. 21, 2018. Neuroscientists are trying to understand the dangers that sliding sports, particularly bobsled and skeleton, pose to the brain.