Turning the corner on Broadway to cross 46th street, passersby would be forgiven for thinking they’ve entered a sci-fi fever dream. Who would ever imagine standing in bustling Midtown Manhattan and ...

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Cai Guo-Qiang, “Color Mushroom Cloud” (2017), realized above the former CP-1 site, University of Chicago, on December 2 (photo by Zoheyr Doctor and Reed Essick, courtesy Cai Studio) CHICAGO — On ...

Frightened residents of Kazan, Russia's fifth-largest city, have taken to social media to share pictures and videos of a cloud that resembles a "nuclear mushroom", local media reported. Residents of ...