A laboratory microscope became a pocket-size optical instrument by trading a metal frame for carefully engineered folds.

Air Force physician John Stapp rode rocket sleds to learn how abrupt acceleration and deceleration affected the human body and pilot survival.

Shakuntala Devi became known for performing large mental calculations publicly and under controlled demonstrations.

A large collaborative domino installation turned scientific ideas into a chain reaction designed to disappear as it ran.

Extreme ironing combines pressing clothes with deliberately unsuitable outdoor settings.

Rube Goldberg's Self-Operating Napkin made a simple gesture depend on an escalating chain of absurd actions.

Giant Puppet Project creates large illuminated figures carried through public streets by teams of puppeteers.

Artist Zimoun builds large installations from repeated motors, wires, boxes, and impacts that behave like mechanical environments.

Record attempts have turned rows of people holding mattresses into large-scale falling-domino performances.

Srinivasa Ramanujan's 1913 letter to G.