Physics news

Physicists investigate onset of effective mass

( —Although mass may seem to be a fairly straightforward concept, from a physics perspective it can be much more complex than weighing an object and reading off a number in grams. For instance, an object's mass ...

May 21, 2014 feature
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Magnetic neural control with nanoparticles

Magnetic nanoparticles don't have to be "one size fits all." Instead, individual magnetic nanoparticles can be tailored in an array of differing sizes and compositions to allow for heating them separately ...

Sep 18, 2014
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Can dark energy be explained by symmetrons?

(—A field that permeates the universe and gives rise to a new force, or "fifth force," between massive objects may be a candidate for dark energy and an explanation for why the expansion of the ...

Jan 28, 2013 feature
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