Atmospheric turbulence may promote cloud droplet formation

Clouds form when water vapor in moist packets of air condenses onto atmospheric aerosols, such as particles of dust. The transition from dry particle to liquid water droplet is known as activation. The threshold for activation ...

Searching for exoplanets in the High Arctic

The Canadian High Arctic offers continuous darkness during the winter months -- an enormous advantage for astronomers searching for repeating events like planetary transits of stars. Exceptionally clear, arctic winter skies ...

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