Medical thermometer Bahamas, Belize, and the Cayman Islands. Prominent Dutch mathematician, astronomer and physicist Christiaan Huygens created a clinical thermometer in 1665, to which he added an early form of the centigrade scale by setting the scale to the freezing and boiling points of water. By 1742 Swedish astronomer Anders Celsius created the Celsius temperature scale that was the reverse of the modern scale, in that "0" was the boiling point of water, while "100" was freezing. It would later be reversed by Swedish botanist Carolus Linnaeus (1707–1778) in 1744. Working independently of Celsius, the Lyonnais physicist Jean-Pierre Christin, permanent secretary of
Celsius (comics) "New 52" reboot Celsius first appeared in "Justice League" vol.2 #24, along with Negative Woman and Tempest being watched by Grid. Then in "Justice League" vol.2 #27 she is mentioned in a conversation by Scorch and Karma as being presumably killed off by Johnny Quick and Atomica. But in "Justice League" vol.2 #34 Lex Luthor tells The Chief that she and Tempest have faked their own deaths to escape from the Doom Patrol. In the "Watchmen" sequel "Doomsday Clock", Celsius was in India when a metahuman arms race in light of "The Superman Theory" and became the leader of The