News
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AstronomySizing up small stars
Astronomers have for the first time measured with high precision the size of a small star, Proxima Centauri, the known star nearest to the solar system.
By Ron Cowen -
PhysicsIcicle waves go with the flow
A new model of icicle growth may explain the strange fact that ripples often found on those icy spikes typically sit about 1 centimeter apart, whether the icicles themselves are big or small.
By Peter Weiss -
EarthGetting to know carbon
A new research initiative will focus on the complex life of carbon as it cycles through Earth's land, water, and atmosphere.
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EarthForecast: Heavy winds, plasma showers
A new spacecraft has snapped the first images of a region of ionized gases in Earth's magnetic field.