MathematicsMathematicians make even better never-repeating tile discovery An unsatisfying caveat in a mathematical breakthrough discovery of a single tile shape that can cover a surface without ever creating a repeating pattern has been eradicated. The newly discovered "spectre" shape can cover a surface without repeating and without mirror images News
HealthNanoscale robotic ‘hand’ made of DNA could be used to detect viruses A tiny hand crafted out of DNA has jointed fingers that can be used to grab small objects like gold nanoparticles or viruses News