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Faster Than Light? Well …

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Daniel S. Burgess

The dreams of warp drive and faster-than-light communications will have to remain just that. According to the scientists who have demonstrated superluminal group velocity, the reports of the death of special relativity have been greatly exaggerated. The group has found that the superluminal speeds it demonstrated in the lab can be explained with theories in accordance with relativity and are unlikely to apply to information carried by light. In its report in the July 20 issue of Nature, the team at NEC Research Institute Inc. describes how it used laser pumping to excite cesium gas in a...Read full article

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    Published: October 2000
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