Pregnant mothers could soon produce their own baby-blogs, filled with their unborn child’s heartbeat sounds and ultrasound images. Hyoung Won of the Umeå Institute of Design in Sweden says that mothers-to-be who link a hand-held ultrasound transducer to a smartphone will be able to record pictures and sounds and upload them into a blog for family and friends. Won is looking for commercial partners to develop his concept.
A prototype hydrogen-powered unmanned aerial vehicle (UAV) has flown for the first time. The UAV, called High Altitude Long Endurance (HALE), flew for 1 hour, powered by a fuel cell, according to…
