The Harvard Natural Sciences Lecture Demonstrations and Snow Removal Team is seen, in this video, preparing a classic mousetrap-as-analog demonstration of how nuclear fission proceeds. Their written explanation includes these comments: We’ve got the set-up time down to 15 minutes, and like all nuclear devices, you only get one shot at this one. The mouse trap […]
This Vietnamese news report shows a new invention: a system of armor intended to protect a motorcycle rider in the event of a collision. The video appears to demonstrate that the invention works well for collision speeds of less than one mile-per-hour.