The "dancing plague" remains a mystery 500 years later – Photo credit: Engraving by Hendrik Hondius portraying three people affected by the plague. Work based on original drawing by Pieter Brueghel.
Array – Photo credit: Cover Image Source: The crew of the disastrous STS 51-L mission: Ellison S Onizuka, Sharon Christa McAuliffe, Gregory B Jarvis, Judith A Resnik, Michael J Smith, Francis R Scobee and Ronald E McNair. (Photo by NASA/Space Frontiers/Getty Images)
