Dr Karl's enthusiasm for science is infectious, and he knows a lot of stuff about a lot of stuff. His latest book, Dr Karl's Surfing Safari Through Science, is one of the first commercially available Australian books to make use of augmented reality technology, using the Dr Karl app. This podcast covers a wide range of topics, from pandemic eradication to dead fish that keep on swimming, to the bizarre fact that the world is running out of sand, to debunking all of the conspiracy theories around 5G, and so much more.  During this strange time in history where science is so often either disbelieved or just plain ignored, the world needs more Dr Karls.