General Physics news

The case for co-decaying dark matter

(Phys.org)—There isn't as much dark matter around today as there used to be. According to one of the most popular models of dark matter, the universe contained much more dark matter early on when the temperature was hotter. ...

dateDec 05, 2016 in General Physics feature
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Metamaterial built from gears

A specifically designed collection of gears is soft on one end and rigid on the other. These robust properties hold even in the event of manufacturing imperfections. This emerging research may lead to new ways of designing ...

dateNov 22, 2016 in General Physics
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