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What's The Loudest Possible Sound?

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 Physics   |   Science
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It’s definitely higher than “11”
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What is the loudest possible sound? What about the quietest thing we can hear? And what do decibels measure, anyway? In this video you’ll learn what makes sound

The loudest sound on Earth (the we know of anyway), great story by Aatish Bhatia:

Video of the Papua New Guinea volcano eruption from YouTuber bacobjee:

Calculation of the shock wave from teleportation:

The sometimes-painful effects of different sound pressure levels:

How loud are rocket launches?

NASA’s sound suppression water system:

Can a sound be loud enough to kill you?

Have an idea for an episode or an amazing science question you want answered? Leave a comment below!
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It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D.
Follow me on Twitter: @jtotheizzoe
Email me: itsokaytobesmart AT gmail DOT com
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Produced by PBS Digital Studios:

Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen Inc.
Kate Eads - Associate Producer
Jen Piper/Arts+Labor - Editing/Motion Graphics/Animation
Katie Graham - Director of Photography
John Knudsen - Gaffer

Theme music:
“Ouroboros” by Kevin MacLeod

Other music via APM
Stock images from Shutterstock, stock footage from Videoblocks


Last week’s video:
Could We Clone Ourselves?

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