Stick-on smart sensor offers hassle-free car hire

A small sensor stuck to the windscreen could spell the end of liability disputes if a rented car is damaged while on loan. It continuously monitors a car’s accelerations and impacts, with the data gathered giving a clear picture of who is to blame in the event of an accident or if the car is…

Study discovers sharks with positive buoyancy

Two deep-sea shark species swimming in the waters off the Hawaiian Islands are having a difficult time diving to deeper depths. A joint study by the University of Hawaii at Manoa and the University of Tokyo has found that the sixgill and prickly sharks have positive buoyancy, making it more difficult for the two predators…