SpaceDust is annoying, but it is also key to life and death in the cosmos Dust gives us trouble, whether at home or in space, but it plays a key role in star formation and destruction, and in allowing us to understand huge objects like galaxies says Chanda Prescod-Weinstein Comment
PhysicsWhat is space-time? The true origins of the fabric of reality A bold new perspective suggests space-time isn’t a fundamental entity but emerges from quantum entanglement, says physicist Sean Carroll Features