Ammonia-rich hail sheds new light on Jupiter's weather

New Juno results suggest that the violent thunderstorms taking place in Jupiter's atmosphere may form ammonia-rich hail, or 'mushballs,' that play a key role in the planet's atmospheric dynamics. This theory, developed using ...

Taming chaos: Calculating probability in complex systems

Daily weather patterns, brain activity on an EEG (electroencephalogram) and heartbeats on an EKG (electrocardiogram) each generate lines of complex data. To analyze this data, perhaps to predict a storm, seizure or heart ...

Aeroices: Newly discovered ultralow-density ice

Water has many ice phases that form under different pressure and temperature conditions. The effects of positive pressure have been explored extensively, with the results somewhat predictable: As the pressure increases, so ...

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