ScienceMind-BlowingArtist Heather Dewey-Hagborg collected DNA from chewing gum and cigarette butts found on New York streets, then used genetic analysis to create 3D-printed portrait sculptures showing possible faces of the strangers who left them behind.386k
TechnologyMind-BlowingThere's a 3D-printed cast that uses ultrasound to help heal bones 40% faster.214k