2940 yellow and black plastic spheres across a wall made up the fun and engaging interactive pop-up installation at London’s King’s Cross station called Song Board. Designed by the students at Central Saint Martins University of the Arts in London
Weird science Explore the world of materials science through more than 40 interactive exhibits at the Pacific Science Center. The "Strange Matter: Smash It! Squish It! Grab It" exhibit starts Saturday. See "Museum events"