In this episode Hank talks about global medical history and recorded death certificates with journalist Jeremy Smith. Special guest from Animal Wonders and SciShow Kids Jessi Knudsen Castañeda brings Freya the Northern Pine Snake.

In this video, the teacher explains how to compare the variability in weights of professional baseball and soccer players using medians and interquartile ranges. They demonstrate that while baseball players are heavier on average, soccer...

Overview of the bones of the hip, thigh, lower leg and foot.

Learn how to manipulate Regular Verbs. This clip is part 8 in the series 'Learning Spanish: Beyond the Basics'.