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The collision of two black holes—an event detected for the first time ever by the Laser Interferometer Gravitational-Wave Observatory, or LIGO—is seen in this still from a computer simulation. (Credit: SXS)

The detection of gravitational waves first predicted by Albert Einstein is being hailed as one of the most important discoveries of the modern age. Some local scientists who worked on this groundbreaking achievement are here to explain.

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MINOS far detector. Image credit: Fermilab

Did European scientists do the impossible and exceed the speed of light? They say they did; now west suburban Fermilab will conduct its own experiments on this. Eddie Arruza talks with a Fermilab scientist about the speed of light and what it all means.