PhysicsThe crystal growers behind the graphene revolution Takashi Taniguchi and Kenji Watanabe create high-quality crystals that offer the perfect substrate on which to tailor-make two-dimensional materials with amazing electronic properties. They tell ¿ìè¶ÌÊÓÆµ how they grow their world-renowned crystals Features
TechnologyCrawling robots will survey ageing US nuclear missile silos Decades-old US silos holding Minuteman III missiles that have been a key nuclear deterrent since the 1970s will be assessed by robots that can crawl straight up walls ¿ìè¶ÌÊÓÆµ