学院介绍：Crash Course是Hank Green和John Green两兄弟在youtube上制作的一系列课程 ... 在10分钟内向大家展示世界历史的每一个部分。 课程介绍：CrashCourse Big History系列是由速成课与Youtube网站的Big History项目合作，于2014年9月开始连载的课程。由John Green，Hank Green以及 ...

The disease has left its mark all through human history ... host John Green will teach us about tuberculosis from a historical, cultural, and scientific perspective." "Crash Course," is a show ...

Hank Green and his brother John started the YouTube channel 'vlogbrothers ... other popular projects like the educational channels Crash Course and SciShow, and the online video conference ...