• Cherenkov Radiation: What If Something Travels Faster Than The Speed Of Light?
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    Cherenkov Radiation: What If Something Travels Faster Than The Speed Of Light?

    Have you ever noticed that when a supersonic military aircraft passes overhead at a very high speed, it leaves a thunderous boom in its wake? That tremendous cracking sound actually has a formal name – a SONIC BOOM. This intense phenomenon occurs when an object – in this case, an aircraft – travels faster than the speed of sound in air. This might naturally lead to the question does light also have a sonic boom equivalent? Does anything unusual happen when something travels faster than light? In 1934, a Soviet physicist named Pavel Cherenkov observed that a water bottle emitted blue light when bombarded with radiation. This blue-colored light was…