California Institute of Technology

Unique sky survey brings new objects into focus

An innovative sky survey has begun returning images that will be used to detect unprecedented numbers of powerful cosmic explosions-called supernovae-in distant galaxies, and variable brightness stars in our own Milky Way. ...

dateJun 15, 2009 in Astronomy
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Astronomers discover an unusual cosmic lens

Astronomers at the California Institute of Technology (Caltech) and Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland have discovered the first known case of a distant galaxy being magnified by ...

dateJul 16, 2010 in Astronomy
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One-way transmission system for sound waves

While many hotel rooms, recording studios, and even some homes are built with materials to help absorb or reflect sound, mechanisms to truly control the direction of sound waves are still in their infancy. However, researchers ...

dateJul 26, 2011 in General Physics
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Caltech engineers invent light-focusing device

(Phys.org)—As technology advances, it tends to shrink. From cell phones to laptops—powered by increasingly faster and tinier processors—everything is getting thinner and sleeker. And now light beams are getting smaller, ...

dateDec 07, 2012 in General Physics
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