🏆Best of Crash Course: Our very first Crash Course video, The Agricultural Revolution: Crash Course World History, is one of the most beloved. This opening sequence about the importance of learning encapsulates why we do what we do! To see that it resonates with so many of you as well never ceases to warm our hearts! Watch the full video for another all-star Crash Course clip "the journey of a double cheeseburger" https://youtu.be/Yocja_N5s1I | CrashCourse

🎦 Behind the scenes | Journey through the crash testing process with one of the stars of the show – a Hybrid III frontal crash test dummy. Marvin Hatchett, Manager of our Dummy Calibration Lab, gives an overview of the steps these impressive tools go through during a typical day of frontal testing. | Insurance Institute for Highway Safety