Short pulses from a laser can be twisted into a series of doughnut-like vortices, offering a way to transmit more information using light. We usually encounter vortices in water and air, but ...

The polar vortex that iced over sidewalks, froze traffic and chilled spines across the East Coast in February is making a comeback on the heels of Typhoon Neoguri. Thankfully it couldn't have ...