Rate of scientific breakthroughs slowing over time: Study

The rate of ground-breaking scientific discoveries and technological innovation is slowing down despite an ever-growing amount of knowledge, according to an analysis released Wednesday of millions of research papers and patents.

Drivers of political violence in the United States

A researcher from The Pennsylvania State University published a commentary in the Journal of Public Policy and Marketing that examines four key contemporary "drivers" of political violence in the United States: "toxic" political ...

Deblurring can reveal 3D features of heavy-ion collisions

When the nuclei of atoms are about to collide in an experiment, their centers never perfectly align along the direction of relative motion. This leads to collisions with complex three-dimensional geometry. Emissions from ...

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