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The coronal mass ejections, or CMEs, leaving the Sun and traveling through the solar system.
Blast Wave Blows Through the Solar System

Although the Sun provides the means for life on Earth, it has a dark side - the Sun regularly sends massive solar explosions of radiative plasma with the intensity of a billion megaton bombs hurtling ...

Sibling Rivalry: A Mars/Earth Comparison

Scientific understanding is often a matter of making the right comparisons. In terms of studying the Earth, one of the best comparative laboratories exists one planet over--on Mars. In many ways, the ...
(A) Silver oxide film exposed to DC current; (B) activated regions emitting light when conected to AC current; (C) zoom shows single molecule electroluminescence
Single Molecule Electroluminescence

Incandescence and luminescence are two main ways of producing light. In incandescence, electric current is passed through a conductor (filament of a light bulb for example). The resistance to the cur ...

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