Above, a skit from experimental Swiss mime troupe Mummenschanz on the Muppet Show in 1976.

More videos: communication and emotions.

Clear the floor for dancing because it’s not containable at 1m55s… Tina Turner covers Creedence Clearwater Revival's Proud Mary on live Italian TV in 1971.

Travel back to the 1970s or enjoy some more music that moves: The Blues Brothers & Ray Charles, No BS! Brass Band, Etta James, and Bill Haley and the Comets.

Ligaments, cartilage, muscles, and tendons all need our skeletons. And so do we! It’s Schoolhouse Rock's Them Not-So-Dry Bones (1979).

Related singing: learn about the nervous system in Email Thread Telegraph Line.

What’s more efficient: a four way stop or a European-style roundabout? Watch how Adam Savage, Jaime Hyneman, and The Mythbusters team put it to the test to find out the answer. (And if this video disappears, you can find out in the Hypermiling/Crash Cushions episode on Amazon Instant Video.)

In the archives: more experiments.

Loaf of Bread, Container of Milk, Stick of Butter (1972), from Sesame Street, of course.