Search Results | helium
Your search for "helium" returned 177 results
How Helium Balloons Work
science.howstuffworks.com/helium.htm
Helium balloons tend to fascinate adults and children alike (and it's not just the Donald Duck voice thing, though that is a big draw). Learn all about helium and why it floats!
A Helium Shortage! What If We Ran Out of Helium?
science.howstuffworks.com/science-vs-myth/what-if/what-if-we-ran-out-helium.htm
A helium shortage threatens more than just the balloon industry. Way more. Here's what at stake should we run out of this gas — which is a real possibility.
How Is Helium Made?
science.howstuffworks.com/question12.htm
Helium is the second lightest element on the Periodic Table. How is helium created?
How Long Do Helium Balloons Last?
science.howstuffworks.com/question10.htm
Scenario: A helium balloon is up against the ceiling one day, and the next day it's on the floor. Does the balloon fall because the helium leaks out, or because the helium molecules slow down due to decreased pressure?
Would a balloon filled with vacuum instead of helium float?
science.howstuffworks.com/science-vs-myth/everyday-myths/question194.htm
A helium balloon rises because the helium is lighter than air. So how would a balloon -- made from a very sturdy but very lightweight material -- that had been removed of all air respond?
How Many Regular Helium Balloons Would It Take to Lift Someone?
science.howstuffworks.com/science-vs-myth/everyday-myths/question185.htm
There's actually an equation to figure it out!
Mother Nature Says Stop Releasing Balloons
Helium balloons are dangerous to the environment and wildlife — so why isn't releasing them illegal?
How Blimps Work
science.howstuffworks.com/transport/flight/modern/blimp.htm
Blimps combine the simple buoyancy of a hot air balloon with the technology of an airplane. Learn all about these lighter-than-air vehicles.
How can you make water invisible?
science.howstuffworks.com/environmental/earth/oceanography/invisible-water.htm
Magicians say invisible water exists, and they often prove it by floating a small boat on thin air. Learn the magic behind the invisible water trick.
Can Scientists Create a Star on Earth?
science.howstuffworks.com/create-star-on-earth.htm
Stars are enormous celestial bodies hot enough to register millions of degrees. They're fascinating scientific phenomena, but is it actually possible for scientists to create them?