Jul 242014
 
How Playing An Instrument Helps Your Brain

Scientists have realized that learning to play an instrument is more beneficial than we once thought before. As Anita Collins of TED-Ed explains, playing a musical instrument activates nearly every section of the brain at once. The fine motor skills required to play an instrument uses both hemispheres for the brain. So every time you play the piano you are really engaging in a brain work out!

 


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Jul 152014
 
What Makes Tattoos Permanent

Tattoos go back thousands of years in human history. But how exactly does the art work? As humans, we are constantly shedding our skin. So why don’t tattoos slowly fade away? TED-Ed explains in this viral video that it is actually our body’s self defense mechanisms that cause the ink to become permanent.  

 


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Jun 242014
 
What Gives A Dollar Bill Its Value

Back in the day, the dollar was connected to silver and gold. The older dollar bills even say ‘silver certificate.’ But that all changed during the Nixon administration. Now all money is fiat, meaning it has value based only on federal law. TED-Ed explains the complex story behind what gives a paper dollar bill actual value.  

 


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Apr 282014
 
How Tsunamis Work

Tsunamis have been in the news far too many times over the past few years for their devastating effects on coastal cities. One of Japan’s nuclear power plants was recently slammed by a tsunami and the country is still dealing with clean up. But how does a tsunami work? What is occurring that causes the water to grow up to 100 feet high before slamming cities and towns? 

Alex Gendler of TED-Ed explains the science behind tsunamis in this trending video

 


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Apr 212014
 
Adorable Animation Depicts The Battle Between Cells And Viruses

There’s a war going on right now inside of you. Every second, your healthy cells are battling invading bacteria and viruses that are being spread by other people and animals. Thankfully, our cells are ready for battle, and have a variety of defensive mechanisms. 

As a part of TED-Ed, Shannon Stiles takes viewers on an exciting micro-biological journey as she explains how our cells fight infiltrating viruses in this adorable animation. 

 


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