In late April or early May, Near Space Corp. plans to use a high-altitude balloon to carry Terminal Velocity Aerospace’s soccer-ball-size re-entry device to 30,000 meters and drop it. This will be an ...

Raindrops have been caught breaking the speed limit. Using drizzle detectors, researchers discovered tiny raindrops falling more than 1.3 times as fast as terminal velocity, the speed at which air ...