scienceline.ucsb.edu

M7NYK TIL that continents move at the same rate fingernails grow
R7eD1 TIL that the blood type O was originally designated as C by Karl Landsteiner who discovered three distinct blood types naming them A, B and C. Type C was later changed to O to reflect its unique property of having no antigen sites on its surface.
PYZgG TIL “that when we see really ancient images of far off and very, very old objects, that light has traveled from that star through the universe for sometimes billions of years and the first object it hit was our telescope detector.”