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Posts tagged helium

March 2, 2017

 

The Solar System was originally a whirling cloud of dust and gas.

A Really Big Lump: How Gravity Created The Solar System

Learn about gravity, stars, and really big lumps.

September 25, 2013

 

Do you believe Mars has water?

A Tale Of Very Old Water

Canadian scientists studying water found deep in an underground mine have determined that the water is at least 1.5 billion years old, and maybe much older.

July 25, 2013

 

Have you ever tried to float away using helium balloons?

Could You Actually Float Your House Away Using Helium Balloons?

A baby grabs the string of a single helium balloon and floats right out of its baby carriage. Why can't people really float into the air using helium balloons?

July 22, 2010

 

Driving Under Pressure: What Happens When You Stop Suddenly

What happens to helium balloons in a car when the car stops suddenly?

October 15, 2009

 

Superfluid = Super Weird

Superfluid: the unique, interesting, and rare cold liquid.

July 6, 2008

 

What Makes the Sun Shine?

What makes the sun shine? It's a question we rarely give much thought. However, there is a scientific explanation for this commonplace phenomenon.

October 17, 2007

 

Helium Balloons

Helium balloons fly because they're lighter than air. As you walk through air, it's natural to think of air as weighing nothing, though that is not the case.

April 9, 2007

 

The Heliosphere

Solar winds create a bubble that cover our entire solar system! Scientists call this the sun's heliosphere.

March 31, 2005

 

Driving Under Pressure

As your car rapidly decelerates, you feel yourself pushed up against the wheel. Why? Learn more on this Moment of Science.

September 27, 2003

 

The Mystery of the Backwards Balloon

The same thing happens to the air in the car. When the car stops the air keeps moving forward. This results in more air, or higher air pressure, in the front of the passenger compartment.

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