HumansMetaphysics special: Do we have free will? Biology suggests we might not have free will, but everything changes when you get down to the quantum level Features
PhysicsSchrödinger's cat alive and dead even after you saw it in half A clever experiment preserves the quantum nature of a set of electromagnetic waves even when they're split apart, a stunt that could help make working quantum computers ¿ìè¶ÌÊÓÆµ