There are no hospitals in space. The closest A&E is back on Earth, and astronauts can't exactly jump in a cab to get there. So what happens if the sun burps out a massive blast of radiation while an astronaut is space-amblin' by?
Graphene, that single layer of carbon atoms that is the talk of wonder stuff, has just taken one massive step towards being useful and infused into your electronics. Scientists from Manchester have figured out that going 3D is the answer to graphene-infused transistors and super-speed computers.
Boffins from the University of Cambridge have managed to grow blood vessels in the lab from a patient’s own skin cells, which could mean veins and arteries could be grown for life-saving surgery on an industrial scale.