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 ...

As the helium-filled balloon careened through the air and toward Denver International Airport, millions of people watched and wondered if its passenger could survive the perilous trip. When the ...

A man was arrested for selling balloons with nitrous oxide on the University of Pittsburgh campus during a Phish concert on Tuesday.

High-pressure experiments regarding two filled-ice hydrogen hydrates, C1 and C2, were performed in a pressure range of 0.2−8.0 GPa at room temperature using a diamond anvil cell. According to the ...

Generation of 23-fs-long laser pulses with energy of 8.5 μJ at the wavelength of 1.8 μm is achieved by means of Raman conversion of 250-fs 50-μJ pulses at the wavelength of 1.03 μm. The Raman ...

What was meant to be a joyful celebration turned into an unimaginable tragedy for a family in Merseyside, northwestern Britain. During the birthday party of an 8-year-old boy, a helium-filled balloon ...