Be Smart
Musical Tesla Coils in Slow Motion! Featuring Physics Girl
The future of music is electric.
PBS
Using Stars to See Gravitational Waves
Now that gravitational waves are definitely a thing, it's time to think about some of the crazy things we can figure out with them. In some cases we're going to need a gravitational wave observatory - in fact, we've already built one.
MinuteEarth
Why Wolves Don't Chirp
Sounds that animals make can be really different, and it turns out that there's a reason why some species communicate with certain sounds.
3Blue1Brown
But what is the Fourier Transform? A visual introduction.
An animated introduction to the Fourier Transform, winding graphs around circles.
SciShow
The Secret to Unbelievably Fast Internet: Twisting Light
You might finally be able to watch that 4k video without buffering, thanks to quantum mechanics and orbital angular momentum.
SciShow
3 Times Science Debunked the Paranormal
With the right questions, and careful observation, a ghost story can transform from a spooky anecdote to a scientific experiment.
Bozeman Science
PS4A - Wave Properties
In this video Paul Andersen describes some of the properties of waves. He starts be identifying particles and waves as the only phenomenon that can transfer energy from place to place. He identifies the defining characteristics of waves;...
TED-Ed
TED-Ed: What’s a squillo, and why do opera singers need it?
An orchestra fills an opera house with music, but a singer’s voice soars above the instruments. Its melody rings out across thousands of patrons— all without any assistance from a microphone. How is it possible that a single voice can be...
3Blue1Brown
Hilbert's Curve: Is infinite math useful?
Drawing curves that fill all of space, and a philosophical take on why mathematics about infinite objects can still be useful in finite contexts.
TED Talks
Clifford Stoll: The call to learn
Clifford Stoll captivates his audience with a wildly energetic sprinkling of anecdotes, observations, asides -- and even a science experiment. After all, by his own definition, he's a scientist: "Once I do something, I want to do...
TED-Ed
TED-Ed: How we see color - Colm Kelleher
There are three types of color receptors in your eye: red, green and blue. But how do we see the amazing kaleidoscope of other colors that make up our world? Colm Kelleher explains how humans can see everything from auburn to aquamarine.
Bozeman Science
AP Biology Lab 8: Population Genetics and Evolution
Mr. Andersen explains Hardy-Weinberg equilibrium and describes the bead lab.
TED Talks
Jim Hudspeth: The beautiful, mysterious science of how you hear
Have you ever wondered how your ears work? In this delightful and fascinating talk, biophysicist Jim Hudspeth demonstrates the wonderfully simple yet astonishingly powerful mechanics of hair cells, the microscopic powerhouses that make...
TED Talks
Julian Treasure: The 4 ways sound affects us
Playing sound effects both pleasant and awful, Julian Treasure shows how sound affects us in four significant ways. Listen carefully for a shocking fact about noisy open-plan offices.
SciShow
The Physics of the Weird and Wonderful Theremin
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!
Bozeman Science
Light and Matter
In this video Paul Andersen explains why light is important in probing matter. Light travels in photons and the energy of individual photons is determined by Planck's equation. Infrared spectroscopy is useful in detecting the vibrations...
Crash Course
The Nervous System, Part 2 - Action! Potential!: Crash Course A&P
What do you and a sack of batteries have in common? Today, Hank explains. -- Table of Contents: Ion Channels Regulate Electrochemistry to Create Action Potential 4:51 Resting State 3:22 Depolarization 6:09 Repolarization 7:35...
SciShow
Why Does the Wind Howl So Creepily?
You’re in the woods, there’s a full moon, and the wind begins to howl. We can’t take you out of this horror movie scenario, but we can explain why the wind sounds so spooky.
3Blue1Brown
Hilbert's Curve: Is infinite math useful?
Drawing curves that fill all of space, and a philosophical take on why mathematics about infinite objects can still be useful in finite contexts.
Bozeman Science
Waves
Mr. Andersen introduces the concept of waves. Both transverse and logitudinal waves are described. The relationship between wave speed, wave frequency and wavelength is also included.
MinutePhysics
Why It's Impossible to Tune a Piano
Pianos can't be perfectly tuned - it's a mathematical fact!
TED Talks
TED: Finding life we can't imagine | Christoph Adami
How do we search for alien life if it's nothing like the life that we know? Christoph Adami shows how he uses his research into artificial life -- self-replicating computer programs -- to find a signature, a "biomarker," that is free of...
SciShow
How to Make Plasma in Your Microwave ... With a Grape
You’ve probably seen the videos on YouTube turning grapes into fireballs in the microwave. Well, there’s a pretty cool scientific explanation for why a grape is perfect for making plasma.
SciShow
Why Do We Keep Needing New "G"s?
What’s with all the "G"s and why do we keep having to develop new ones to use our phones in this technology.