Inhaling helium and talking like Daffy Duck is a classic party trick. But not many know how helium works. Helium is much lighter than air, so sound waves move much faster through the gas.
If you want to buy a helium-filled balloon for a celebration, then it's likely you'll be paying a bit more for the privilege. "Prices just keep going up and up," says Steve Durnford, director of ...
Fowler (Month. Not. Roy. Astr. Soc, December, 1912) has observed a number of new lines by passing a condensed discharge through mixtures of hydrogen and helium. Some of these lines coincide ...
In recent years, China has been discreetly reducing its dependence on US-sourced helium – a rare and strategic resource widely used in medical and hi-tech industries, including semiconductors ...
China has significantly reduced its dependence on US-sourced helium, a critical resource for technology sectors like semiconductors and healthcare. By diversifying imports, notably from Qatar and ...
Helium neon (HeNe) lasers are gas lasers which use a mixture of helium and neon to achieve optical gain. All lasers consist of three components: an energy source (or pump), a gain medium, and an ...
A fitness influencer in eastern China has trended on social media after he created a “lazy man mountain climbing method” by using a helium balloon to lighten the bag he carried on hikes.