Releasing helium-filled balloons in celebration, remembrance or promotion has become trendy over the past four decades. It’s ...

Space Perspective recently reached a significant milestone by testing its prototype, Spaceship Neptune, which is based on an innovative concept: a space balloon. This stratospheric hydrogen-filled ...

Inside a covert operation to bombard North Korea with pantyhose and nature films. In the summer winds, South Korean activists loft huge makeshift balloons filled with subversive materials and hygiene ...

The equipment activist Lee Min-bok uses to send balloons laden with anti-Kim Jong Un leaflets across the border from South ...