© 2021 WKSU
Public Radio News for Northeast Ohio
Play Live Radio
Next Up:
Available On Air Stations
Arts & Culture
Mark Pennell sits at the helm of his time machine.Mark's Almanac is a 90-second time travel that highlights the world's history from the very serious to the sometimes sublime.

Mark's Almanac for March 6, 2020

On this date in 1940 the first telecast from a helicopter took place. And in 1950, a ball of goo created by accident during World War II first went on sale to the public.