It makes sense that a balloon filled with a lightweight gas such as helium would float when surrounded by heavier air. But why does filling a huge balloon with hot air also make it float? This resource offers a series of interactive activities that ...

Join the excitement with this floating balloon game where family members compete to keep balloons in the air while laughing nonstop. Perfect for parties, family gatherings, or just a fun-filled afternoon.

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has partnered with CNN to drive awareness and education ...

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 floats in water because the person's body weight is less ...

Anyone who has cleaned a beach can rattle off the head-shaking trash they’ve encountered, from cigarette butts to dirty diapers. But what volunteers sweeping Monmouth Beach found one July day in 2017 was heartbreaking. It was a severed bird’s wing ...

FirstEnergy reminds customers to be careful with helium-filled balloons AKRON, Ohio, Feb. 3, 2025 /PRNewswire/ -- As Valentine's Day approaches, FirstEnergy Corp. (NYSE: FE) is reminding customers to handle helium-filled foil balloons safely to keep power ...