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 ...

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 ...

Helium is getting hard to find these days, and it’s ruining parties for people of all ages. No helium, of course, means no helium balloons, and what's a celebration without balloons? Among moms who ...