Daniel Bowman sends cell phones into the stratosphere aboard solar-powered hot-air balloons. You might be surprised what sounds they record up there. These balloons listen to the Earth from a dozen ...

Richard Branson already saw the blackness of space traveling at nearly Mach 3 with his company Virgin Galactic. Now he’s going to take a slower approach. The billionaire is investing in Space ...

A week before the Tokyo Olympics commence, a giant human-faced balloon was seen floating over Tokyo’s skyline as part of the 2021 Tokyo Tokyo Festival. The cultural art festival was planned by the ...