A giant whirlpool of light, known as a "SpaceX spiral," was recently spotted swirling across the night sky over Europe as a ...

Quantum tornado in momentum space: Electrons form vortices in the quantum material tantalum arsenide (TaAs). Momentum space ...

The bizarre phenomenon, described by onlookers as a “swirling blue vortex” or “galactic spiral,” appeared high above the UK skies on ...