PITTSBURGH (KDKA) -- Carnegie Science Center hosted the 14th annual Chain Reaction Contraption contest, sponsored by Westinghouse, on Friday. "We have two more marbles that when it pivots, it knocks ...

DETROIT – A team at the Michigan Science Center in Detroit wants to set a record for building the largest chain reaction machine. Plans call for it to be activated Saturday and run nearly 30 minutes.

Students from the honors physics class at Cambria Heights High School, Ebensburg, traveled to Westinghouse on Friday, Feb. 23, to compete in the Chain Reaction Contraption Competition. There were ...

LITTLE ROCK, Ark. — Crystal Hill Elementary, Mills Middle School, Robinson Middle School and Sylvan Hills Middle School are among a group of 100 schools across an 11-state footprint to receive chain ...