At the heart of clouds are ice crystals. And at the heart of ice crystals, often, are aerosol particles - dust in the atmosphere onto which ice can form more easily than in the open air. It's a bit ...

Scientists have identified the 19th form of water ice. The exotic, four-sided crystals of this rare ice variety, now dubbed ice XIX, form at ultra-low temperatures and ultra-high pressures. It only ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The sound of crackling ice is synonymous with cool refreshment. On a ...

Some parts of the U.S. see well over 100 inches (2.5 meters) of snow per year. Edoardo Frola/Moment Open via Getty Images The thought of snow can conjure up images of powdery slopes, days out of ...

At the heart of ice crystals, often, are aerosol particles onto which ice can form more easily than in the open air. It's a bit mysterious how this happens, though. New research shows how crystals of ...