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Tag: GammaRay

Einstein Tested Again: New Gamma-Ray Study Pushes Physics to Its Limits

Physicists have demonstrated with unprecedented accuracy that the speed of light remains constant. In 1887, a landmark physics experiment...

Astrophysicists Zero In on Source of Strange Gamma-Ray Signals

Millisecond <span class="glossaryLink" aria-describedby="tt" data-cmtooltip="<div class=glossaryItemTitle>pulsar</div><div class=glossaryItemBody>A pulsar is a rapidly spinning neutron star that emits beams of electromagnetic...