Graphene can replace sand to make lighter, stronger concrete
“Initial experiments where metallurgical coke was converted into graphene resulted in a material that appeared similar in size to sand”
NASA issues warning as asteroid the size of a football pitch approaches Earth
“There are millions of asteroids in our solar system, of which around 2,350 asteroids have been classified as potentially hazardous"
Camera captures the world as animals see it, with up to 99% accuracy
“Modern techniques in sensory ecology allow us to infer how static scenes might appear to an animal"
