On November 13, 2024, in Hunan, China, security footage shows a family having dinner while a woman is seen filling a hydrogen balloon. A few moments later, an explosion occurs, seemingly caused by ...

Explorer II, a helium balloon, reached 22,066 meters with two Army Air Corps Captains aboard. It’s predecessor, Explorer I, was a hydrogen balloon, and despite reaching 18,475 meters ...

A replica of the balloon was inflated on Monday at Berkeley Castle The county's first hydrogen balloon flight has been recreated by aviation enthusiasts on its 240th anniversary. Father of ...

If successful, the four-to-five-day journey will be the first Atlantic crossing in a hydrogen balloon and may complete the longest distance ever covered in this type of balloon. Torabhaig Single ...

Graphene is the thinnest and strongest material recorded to date. It is also transparent, flexible and a good conductor for both heat and electricity.

11 December 2020, Baden-Wuerttemberg, Stuttgart: The hydrogen fuel cell airplane HY4 of the company ... [+] H2Fly is located in a hangar at Stuttgart airport. The plane was the first four-seater ...

Ashburn, United States - November 13, 2024 On November 13, 2024, in Hunan, China, security footage shows a family having dinner while a woman is seen filling a hydrogen balloon. A few moments ...