We talk today about dogs being trained to sniff out people with the coronavirus; a new archaeological finding of Viking tools that date back nearly 1800 years ago; SpaceX launching astronauts in may; A coronavirus vaccine; and a vaccination tests starting Monday in New York.--- This episode is sponsored by · Anchor: The easiest way to make a podcast. https://anchor.fm/app--- Send in a voice message: https://anchor.fm/nicolaus-johnson/message