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 November 25, 2020
It was on this date in 1905 that the first ad for radio was printed in Scientific American magazine. And on this date in 1949, the song Rudolph the Red-Nosed Reindeer premiered. The song went to number one on the charts through the holidays.