At some point, most people have sucked the helium out of a balloon to get that squeaky, high-pitched voice - including one of the classiest ladies out there, Dame Helen Mirren - but it's time to put ...

Q: I read that there is a limited supply of helium, which is important for MRI machines and other industrial uses. So why do we waste it filling party balloons? Although helium is the second most ...

Scientists are starting to speak publicly about a lurking menace. This danger hovers in the background, silently stealing valuable resources from medical machinery. The dastardly culprit? Helium ...

Helium party balloons may seem like a harmless accessory for a children's party - but a top scientist argues that the fun toys should be banned as the overuse of the rare gas could lead to 'serious ...

Have you ever noticed that balloons blown up by mouth don't float in the air, while balloons filled with helium gas do float? To understand this question, let's look at why things float. A person ...