Electronic music is older than you may think. Enter the theremin - a device that turns your body into part of a capacitor, and allows you to play music without even touching an instrument!

Pianos can't be perfectly tuned - it's a mathematical fact!

In nature, most of our basic forces both attract and repel. In fact, gravity is the only exception. But, according to theorists, sound waves actually have negative gravity.

Sound waves vibrate more than just our eardrums, they can also make visual art!

From the ability to see “invisible” types of light to the power to taste all over their body, meet five incredible animals whose super senses far surpass our own! Chapters STAR-NOSED MOLES 3:04 HARBOR SEALS 4:56 CATFISH 6:49 BEARS 8:26

In this video Paul Andersen explains how standing waves are created through the reflection and interference of traveling waves. Destructive interference creates areas of no movement called nodes. Constructive interference creates areas...

Join Jessi and friends as they learn about sound waves by making a string phone! Plus, learn how to make your own!

Can you feel them in your fingers? How about in your lungs? Vibrations are all around us, so let’s explore some everyday vibrations!

It's an old cliche: an opera singer hits a note so high, it breaks a wine glass. It may seem over the top, but with a little science (and an amp), you too can break a glass like the finest soprano!

Have you ever put a seashell up to your ear and heard a roaring sound the sounds sort of like the ocean? Is it magic? No! It's science! Jessi and Squeaks explain what's up!

In this video Paul Andersen compares and contrasts mechanical and electromagnetic waves. Both types of waves transfer energy through oscillations but mechanical waves requires a medium. Several examples of each type of wave are included.

New ReviewBuild one yourself! What are you waiting for?

The more you know!

What other senses can these students use to understand the experiment?

Howcast - Learn how to do a beatbox lip roll in this Howcast video with Beatboxer Entertainment.

Howcast - Learn how to do a beatbox inward zipper in this Howcast video with Beatboxer Entertainment.

Howcast - Learn how to make a beatbox DJ horn or air horn sound in this Howcast video with Beatboxer Entertainment.

Howcast - Learn how to make a beatbox siren sound in this Howcast video with Beatboxer Entertainment.

Howcast - Learn how to make a kazoo for a science project with the instructions in this Howcast video.

Howcast -Learn how to customize ringtones for different people in this Howcast video about how to use an iPhone.

DIY SCI host Steve Spangler demonstrates how you can use a can and string to make some weird sounds and even talk to people!

DIY SCI host Steve Spangler demonstrates how you can use aluminum bars to make some crazy sounds!

DIY SCI host Steve Spangler demonstrates how frequencies will create different patterns of sand on a speaker and how a saw can be turned into a musical instrument!

Huntsman spider also called clock spider belongs to the family of Sparassidae. The Sparassidae family of spiders have eight forward facing eyes giving them an enigmatic look. What makes huntsman spider different from ordinary spiders is...