Bozeman Science
Doppler Effect
In this video Paul Andersen explains how the perceived frequency of a source depends on the motion of both the source and the observer. As a source approaches an observer the frequency will increase and as it moves away it will decrease....
SciShow
These Superpowered Animals Use Your 5 Senses, But Better
Many animals use the same five senses as we do, but these creatures take that beyond the next level.
Crash Course
Sound: Crash Course Physics
We learn a lot about our surroundings thanks to sound. But... what is it exactly? Sound, that is. What is sound? And how does it travel? And what is this Doppler Effect that we've heard so much about? In this episode of Crash Course...
TED-Ed
TED-Ed: What color is Tuesday? Exploring synesthesia - Richard E. Cytowic
How does one experience synesthesia -- the neurological trait that combines two or more senses? Synesthetes may taste the number 9 or attach a color to each day of the week. Richard E. Cytowic explains the fascinating world of entangled...
TED Talks
TED: A funny look at the unintended consequences of technology | Chuck Nice
Technology should work for us, but what happens when it doesn't? Comedian Chuck Nice explores the unintended consequences of technological advancement and human interaction -- with hilarious results.
3Blue1Brown
The quick proof of Bayes' theorem
A short explanation of why Bayes' theorem is true, together with discussion on a common misconception in probability
Crash Course
Shaping Public Opinion: Crash Course Government and Politics
So today Craig is going to talk about where our political opinions come from. Of course, most people’s politics are grounded in their ideologies, but there are also other external influences such as the government itself, interest...
SciShow Kids
The Science of the String Phone!
Join Jessi and friends as they learn about sound waves by making a string phone! Plus, learn how to make your own!
SciShow
That’s Not a Rattlesnake… It’s an Owl!
When living underground leaves them vulnerable to attack, burrowing owls have a trick up their sleeve—they’ve developed the ability to mimic rattlesnake sounds that scare off predators!
MinuteEarth
Why Doesn't All Thunder Sound The Same?
We've all experienced thunder, but what ARE all those claps, booms, and rumbles?
Bozeman Science
Beats
In this video Paul Andersen explains how beats are created through interference of waves with similar frequencies. The changes in amplitude are caused by destructive and constructive interference. The frequency of beats is equal to the...
SciShow
The Secret Language of Elephants
You are probably aware of the fact that elephants make trumpeting noises - but did you know that most of their communication is so low pitched that humans can’t even hear it?
TED-Ed
TED-Ed: 3 tips to boost your confidence
When faced with a big challenge where potential failure seems to lurk at every corner, you’ve probably heard the advice, “Be more confident!” But where does confidence come from, and how can you get more of it? Here are three easy tips...
SciShow
The Wonderful Reason Babies Hiccup So Much
Ah, hiccups. They are typically harmless, and yet also very annoying. But why do they happen in the first place?
Bozeman Science
Electromagnetic Waves
In this video Paul Andersen details the characteristics of electromagnetic waves. Electromagnetic waves are transverse waves that can move through both mediums and vacuums. The electric and magnetic fields oscillate perpendicular to the...
Bozeman Science
Diffraction Effects
In this video Paul Andersen explains how diffraction can be affected by the size of the wavelength. When waves pass through an opening or move around an obstacle a shadow region is created. The size of the shadow zone will decrease as...
Bozeman Science
Wave Diffraction
In this video Paul Andersen explains how waves will diffract (or bend) around an obstacle or while traveling through and opening. Diffraction will be maximized when the size of the opening or obstacle matches the wavelength.
SciShow
Performance Enhancing Drugs
You've heard about them, but do you how they work? Or why they suck? Hank explains the science behind performance enhancers, including steroids, blood doping, and that stuff supposedly made out of deer antlers. You'll never look at...
TED Talks
Laura Trice: Remember to say thank you
In this deceptively simple 3-minute talk, Dr. Laura Trice muses on the power of the magic words "thank you" -- to deepen a friendship, to repair a bond, to make sure another person knows what they mean to you. Try it.
TED Talks
TED: The colorful, shapeshifting wonder of the Amazon's praying mantises | Leo Lanna and Lvcas Fiat
In this captivating talk, journey into the surprisingly colorful nights of the Amazon Rainforest, as artistic entomologist Leo Lanna and designer Lvcas Fiat introduce us to the shapeshifting wonder of a creature they've fallen in love...
SciShow
All This Noise Is KILLING Me!
The sounds we hear every day really do have effects on our health. Not just our ears, but our hearts and even our brains.
SciShow
IDTIMWYTIM Organic
In the world of chemistry, an "organic" compound is often described as anything with carbon in it, and "organic chemistry" is the study of carbon compounds, but there is actually no single definition of what "organic" means in chemistry,...
SciShow
If Theres Acid Rain Is There Basic Rain
You've probably heard of acid rain: rain that's more acidic than normal because of pollution in the atmosphere. But, if rain can become more acidic, shouldn't it also be able to become more basic?