Physics news

Why is space three-dimensional?

(—The question of why space is three-dimensional (3D) and not some other number of dimensions has puzzled philosophers and scientists since ancient Greece. Space-time overall is four-dimensional, or (3 + 1)-dimensional, ...

dateMay 03, 2016 in General Physics feature
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Is Everything Made of Mini Black Holes?

( -- In trying to understand how gravity behaves on the quantum scale, physicists have developed a model that has an interesting implication: mini black holes could be everywhere, and all particles might be made ...

dateMay 18, 2009 in General Physics weblog
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Ultra-Dense Optical Storage -- on One Photon

Researchers at the University of Rochester have made an optics breakthrough that allows them to encode an entire image's worth of data into a photon, slow the image down for storage, and then retrieve the image intact.

dateJan 19, 2007 in General Physics
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