It goes boom, seemingly killing Shadow, and almost certainly killing Robotnik. The day is saved. Sonic, Tails, and Knuckles ... is almost certainly dead – at least, more dead than at the end ...

People were aware of sonic booms, as military jets were capable of breaking the sonic barrier for a decade. However, there was no hard data about prolonged exposure to booms. The FAA decided to ...

None of the three sonic booms generated by the XB-1 on Monday were audible from the ground, which helps to explain why Boom is so confident that supersonic passenger flight can come back.

When the experimental XB-1 aircraft broke the sound barrier three times during its first supersonic flight on 28 January, it did not produce a sonic boom audible from the ground, according to US ...

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