TechnologySelf-healing plastic repairs itself in 10 seconds even under water A new type of strong, flexible, self-healing plastic can repair itself rapidly, even in salty or acidic water, which may be useful for divers or underwater pipes ¿ìè¶ÌÊÓÆµ
PhysicsYour finger can feel the change of a single atom in a material We mostly tell textures apart by their surface characteristics, but now we know that the human fingertip can sense molecular changes, even if it’s just a single swapped atom ¿ìè¶ÌÊÓÆµ