00575nam a2200109Ia 4500008004100000245001800041300025200059650001300311856005000324999001900374952007200393170517s9999    xx            000 0 und d  aSixty Symbols  aEver been confused by all the letters and squiggles used by scientists? Hopefully these videos will unravel some of those mysteries. Sixty Symbols is a collection of videos about physics and astronomy presented by experts from The University of...  xScience.  uhttp://topdocumentaryfilms.com/sixty-symbols/  c334371d334371  001040aCLbCLd2017-05-17l0r2017-05-17 00:00:00w2017-05-17yDF