Get your pulse racing with Australia's most popular scientist, Dr. Karl Kruszelnicki. Discover why humans tell lies, why some planets are hotter than stars, and how humans are terraforming the Earth. Is cockroach milk really the next Superfood? Why are birds so smart? Why do trees need each other to grow and how do they communicate? Why did a group of scientists voluntarily starve to death while surrounded by tons of food? How long does a decapitated...