On Oxford Street in Cambridge, Mass. lives a sibyl, a priestess of science. Her devotees take their problems to her as devout ancient Greeks took their insolubles to Delphi. She is no mumbling, ...
Find out how simple machines impact your daily life on this Science Trek: The Web Show. In this Science Trek: The Web Show, Host Joan Cartan-Hansen and her guest scientists John Gardner, Boise State ...
Simple machines make work easier to do. But how? Join Joan at the Discovery Center of Idaho as she tries various experiments with simple machines. Science Trek is available to stream on pbs.org and ...
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