Do speed cameras really save lives?

Speed cameras have been the focus of motorists' anger and frustration for years, although we are told repeatedly that they are an effective means of reducing death and injury on the roads. But is this really the case?

date4 hours ago in Other
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Topological insulators—one glimpse is enough

The Nobel Prize for physics in 2016 was awarded for the theory of topological matter. Topological insulators are new materials with special electronic properties and are of great fundamental and applications-oriented interest. ...

date4 hours ago in General Physics
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