Hydrogen is sometimes used to fill balloons, allowing them to fly higher and further than helium. However, its flammability poses a risk of explosion and fire when mixed with oxygen. More for You ...

Three crew members are safe after a hydrogen balloon on a transatlantic flight path had to make what the Transportation Safety Board is calling a precautionary landing in Prince Edward Island.

You need about 5% of oxygen in your hydrogen to make it explosive, and the bell is getting emptied repeatedly. The guy already shows that the oxygen concentration is low enough to not cause a bang.

Hydrogen-powered cars have historically faced a lot of hurdles, including fueling challenges and pricing pressures. But Honda is counting on hydrogen to help it decarbonize its vehicle fleet by 2040.

China's education watchdog has banned the usage of hydrogen-filled balloons in school activities after an explosion injured nearly 100 students at a school last Sunday.

We all know the equation – hydrogen plus oxygen equals water. But now scientists have captured molecular-scale video of that famous meeting in action, which could lead to a new way to generate ...

A Hanoi woman suffered burns when a hydrogen-filled balloon exploded while she posed with a birthday cake at her celebration. Monday, Jun 23, 2025. New Delhi o C. Subscribe. Sign in.

As the world shifts toward sustainable energy sources, "green hydrogen"—hydrogen produced without emitting carbon—has emerged as a leading candidate for clean power. In a significant step ...

“The pure hydrogen would not burn, but when it got mixed with oxygen, then enemy incendiary bullets would set them on fire,” McDevitt told the Cincinnati Times-Star in 1930.

Water molecules are so attracted to each other that even after the balloon pops, the water molecules stay together keeping the shape of the balloon. Youtube ID: ... Embed. In the water molecule, the ...

This mixture does not ignite immediately, however, because air is 78 per cent nitrogen and only 21 per cent oxygen. The ratio of oxygen to hydrogen, or oxygen to methane is initially way too low ...

LANZHOU -- Balloon provider had illegally used highly combustible hydrogen in balloons that exploded last Sunday injuring nearly 100 students at a northwest China school, local authorities said on ...