Chris Riffel, a Fallout 3 fan from Regina, Saskatchewan. He created a fully functioning Fallout 3 bike. Chris – who’s in high school, a graphics arts teacher at Cochrane High School, several students and staff helped him with the construction of his tribute to Fallout 3.
s. Herr lost both legs in a climbing accident 30 years ago; now, as the head of the MIT Media Lab's Biomechatronics group, he shows his incredible technology in a talk that's both technical and deeply personal — with the help of ballroom dancer Adrianne Haslet-Davis, who lost her left leg in the 2013 Boston Marathon bombing, and performs again for the first time on the TED stage.
Pen spinning is a form of object manipulation that involves the deft manipulation of a writing instrument with one's hands. Although it is often considered a form of self-entertainment (usually in a school/office setting), multinational competitions and meetings are sometimes held. See this epic spinning from pen spinners: Ian Jenson and PPM.