Empa, ETH Zürich and Bucher Municipal have developed a hybrid-electric powertrain for road sweepers that's said to consume half the energy of diesel-hydraulic vehicles and reduce emissions by ...

CAMBRIDGE, Mass. (AP) — Officials had to shut down two Cambridge streets after a street sweeper spilled hydraulic fluid. WCVB-TV reports a street sweeper involved in a construction project near ...

CAMBRIDGE, MASS. (WHDH) - Eleven cars in Harvard Square were contaminated Wednesday after a street sweeper leaked hydraulic fluid, officials said. The street sweeper blew a hydraulic line and ...