the need for testing will be re evaluated every three months and could be reinstated if new variants emerge. now on bbc news, click investigates the new therapies being developed to help with brain repair. this week, how a digital dolphin can help restore body and brain. dolphin can help restore body and brain- dolphin can help restore body and brain. , ., , , ., and brain. intense rehabs have been gaining- and brain. intense rehabs have been gaining. the and brain. intense rehabs have been gaining. the reds, - and brain. intense rehabs have been gaining. the reds, the i been gaining. the reds, the blues and been gaining. the reds, the blues and the been gaining. the reds, the blues and the greens, - been gaining. the reds, the| blues and the greens, using light therapy to sharpen his shooting. and the astronaut asking the big question from the finalfrontier. asking the big question from the final frontier. the final frontier. what the moon taste the final frontie
astronaut this is european space agency astronaut samantha cristoforetti, taking you to the final cristoforetti, taking you to the final frontier. one of the bil the final frontier. one of the big focuses on the space station big focuses on the space station right now is to develop and mature technologies that have and mature technologies that have to and mature technologies that have to do with life support, keeping have to do with life support, keeping human beings alive in the environment of space. we have the environment of space. we have of the environment of space. we have of course legacy equipment that has have of course legacy equipment that has been up there on the space that has been up there on the space station and functioning well space station and functioning well for space station and functioning well for a couple of decades now, well for a couple of decades now, but there is also a drive to devetop now, but there is also a drive to develop the nex