A Pair of Sun Probes Just Got Closer to Solving a Solar Enigma

The blazing surface of the sun froths with an extremely hot electrically charged gas called plasma. The temperature at the edge of this cosmic furnace runs at about 5,500 degrees Celsius, but here’s the real puzzle: Somehow the sun’s atmosphere, which surrounds that surface like a halo, is 150 times hotter. “Why is the corona […]

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The Most Complete Simulation of a Cell Probes Life’s Hidden Rules

From the bizarre creatures in the depths of the oceans to the bacteria inside our bodies, all life on Earth consists of cells. But we have only a very rough idea of how even the simplest of those cells function. Now, as described recently in Cell, a team at the University of Illinois, Urbana-Champaign and […]

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