SciShow
Why Does Plane Food Taste So Bad?
We’ve all heard the jokes about airline food, but have you ever wondered why most everyone in the world hates it so much?
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.
MinuteEarth
How Long Can We Live?
The human lifespan might be limited, in part, because natural selection just stops working late in life. ___________________________________________ Video Keywords: Mortality plateau: the leveling out of the mortality rate that is...
Bozeman Science
Wave Energy
In this video Paul Andersen explains how the energy of a wave if directly related to the amplitude of a wave. The wave energy of a sound wave is the volume of the wave.
3Blue1Brown
Triangle of Power
Logarithms are confusing, but perhaps some alternate notation could make them more intuitive.
SciShow
Do Spicy Food Lovers Live Longer?
Spicy food is delicious, but how does it affect our health?
TED-Ed
TED-ED: How heavy is air? - Dan Quinn
Too often we think of air as empty space - but compared to a vacuum, air is actually pretty heavy. So, just how heavy is it? And if it's so heavy, why doesn't it crush us? Dan Quinn describes the fundamentals of air pressure and explains...
SciShow
How Is That Not Killing You?
When Hank watches nature documentaries he always comes away with one big question: how is that not killing you? In today's episode of SciShow he looks at three unusual ways that animals manage not to get killed by nature.
Crash Course
Cycles in the Sky
This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe.
SciShow
Why Is Ice Slippery?
Winter: It's that time of year when you're out for a stroll and maybe miss a hidden patch of ice and fall flat on your butt. Why you gotta play us this way, ice?
SciShow
Big Idea: Blood Transfusions
The idea of putting blood into a person was a radical one when it was first attempted 350 years ago, but today, more than 15 million pints of blood are donated each year in the U.S. to be used in transfusions to over 5 million patients....
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...
MinutePhysics
TOP 10 REASONS Why We Know the Earth is Round
TOP 10 REASONS Why We Know the Earth is Round
Bozeman Science
Homeostatic Loops
Paul Andersen describes four important homeostatic loops in biology. He begins with a brief description of the elements of a homeostatic loop. He then describes how the hypothalamus helps us maintain a stable internal body temperature....
TED-Ed
TED-Ed: Can you solve the Mondrian squares riddle? - Gord Hamilton
Dutch artist Piet Mondrian's abstract, rectangular paintings inspired mathematicians to create a two-fold challenge. Can you solve the puzzle and get to the lowest score possible? Gordon Hamilton shows how.
SciShow
Why Does My Voice Crack?
Have you experienced embarrassing voice cracking? Most people have, and there’s a lot of reasons why you might be affected. From illness, stress, and good old puberty.
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
Gases
In this video Paul Andersen explains how gases differ from the other phases of matter. An ideal gas is a model that allows scientists to predict the movement of gas under varying pressure, temperature and volume. A description of both...
SciShow
How Your Friends Can Affect Your Opinions
The people around you have a lot more to do with how you think than you might realize.
SciShow
Everest Doesn’t Always Feel Like the Tallest Mountain
Mount Everest is unquestionably the highest point on earth, but it doesn't always feel that way.
Crash Course
Intro to Algorithms: Crash Course Computer Science
Algorithms are the sets of steps necessary to complete computation - they are at the heart of what our devices actually do. And this isn’t a new concept. Since the development of math itself algorithms have been needed to help us...
TED-Ed
TED-ED: What happens during a heart attack? - Krishna Sudhir
Approximately seven million people around the world die from heart attacks every year. And cardiovascular disease, which causes heart attacks and other problems like strokes, is the world's leading killer. So what causes a heart attack?...
TED-Ed
TED-Ed: What makes volcanoes erupt? | Steven Anderson
In February of 1942, Mexican farmer Dionisio Pulido thought he heard thunder coming from his cornfield. However, the sound wasn't coming from the sky. The source was a large, smoking crack emitting gas and ejecting rocks, and would come...