PhysicsWhy it's so hard to tell if LK-99 is a room-temperature superconductor Researchers have been trying to determine if a material called LK-99 really is a superconductor at room temperature and pressure. Here's what is making it so difficult ¿ìè¶ÌÊÓÆµ
CommentHow to make perfect tempura at home From using less protein to adding ethanol, these science-backed tricks can help you make the crispiest tempura Regulars