
Muscular ‘mighty mice’ and sensitive robot sent to space station
A nest of muscle-bound mice, a sensitive robot and 120,000 "beneficial" roundworms have arrived at the International Space Station.The assortment was delivered to station commander Luca Parmitano on Sunday as part of a three-tonne SpaceX shipment of "science, supplies and hardware", including Christmas treats for its six crew members. Forty mice - all adolescent females with black fur - will be used for a muscle and bone experiment in space, NASA said - with eight of these deemed "mighty mice", genetically engineered to have twice the normal muscle mass. The Rodent Research-19 project will examine muscle and bone loss in space - a serious health issue for astronauts - and look at aiding recovery following return to Earth.It could also support the development of therapies "for a wide rang...