WARNER ROBINS, Ga. — Some people across Central Georgia may have been startled Friday afternoon after hearing a loud boom, but there is no need to panic. In fact, someone has already admitted ...

BOOM! What was the earth-shaking, jolt-you-awake, set-off-the-car-alarm sound? Oh right, a rocket launch. But why are some rocket launches accompanied by sonic booms and others aren’t? Either way, ...