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Posts tagged electrons

October 26, 2018

 

A Beginner’s Guide To CERN

CERN researches basic aspects of the universe, such as light, the Big Bang, antimatter, black holes, gravity, and much more.

August 17, 2016

 

Microwave ovens heat up water to cook food.

Metal in the Microwave

Microwave ovens are wonderful, revolutionary cooking devices. But there are some things that you cannot, or should not, do with microwaves.

June 21, 2016

 

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Levitating Frogs?

Everything has a weak magnetic pull, which when exposed to a permanent magnet, can be made to levitate.

June 12, 2015

 

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NASA’s Gecko Grippers

NASA has designed a new grappling tool based on geckos' foot grips.

January 24, 2014

 

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Why We Can’t Walk Through Walls

Shadowcat must use magic to walk through walls. She's definitely not using physics!

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?

February 18, 2013

 

Zap! Ben Franklin is known for much more than his story about a kite.

Ben Franklin And A Very Furry Situation

Not many people remember that Franklin was an inventor . . . and a good one, too! He also did some pioneering work in physics.

August 3, 2012

 

Plastic wrap and any opposite charge tend to cling to each other

Why Does Plastic Wrap Cling To Itself?

Plastic wrap clings for two reasons: it's elastic and it's sticky. Let's explore the chemistry beneath the elasticity and stickiness of plastic wrap.

April 20, 2012

 

Hmm, healthy chocolate? We're skeptical.

Are Antioxidants The Fountain Of Youth?

Reading ads for antioxidant supplements, you'd think you'd found the fountain of youth. What are antioxidants and how do they work?

January 28, 2011

 

Why The World Is Mostly Empty Space

The chair you're sitting on and even the computer you're reading could be considered empty space!

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