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http://physics.aps.org/

Physics - Physics - spotlighting exceptional research

Experimental models of astrophysical and planetary dynamos have been studied in the laboratory and generate magnetic fields with new geometries.
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Gravitational lens - Wikipedia, the free encyclopedia

http://en.wikipedia.org/wiki/Gravitational_lens A gravitational lens refers to a distribution of matter (such as a cluster of galaxies ) between a distant source (a background galaxy ) and an observer, that is capable of bending (lensing) the light from the source, as it travels towards the observer.
http://en.wikipedia.org/wiki/Gravitational_microlensing

Gravitational microlensing - Wikipedia, the free encyclopedia

Gravitational microlensing is an astronomical phenomenon due to the gravitational lens effect.