Purdue University students completing a mechanical engineering senior design course will demonstrate 53 inventions, from a pedal-powered battery charger for people in developing countries, to an imaging system for turbine-engine testing and a "bleacher sweeper" to clean stadium seating.

A group of Purdue University students including mechanical engineering senior Carmen Valverde-Paniagua created a soy-based, renewable and recyclable filament for 3D printing that won the top prize in the annual Student Soybean Product Innovation Contest.

Ten esteemed alums of Purdue's College of Engineering were recognized Friday, Feb. 21, at a luncheon celebrating the 50th anniversary of Distinguished Engineering Alumni/Alumnae. ME alums Roger B. Gatewood and Jill M. Hruby are among those honored this year.