Crash Course
Let's Talk About Sex: Crash Course Psychology
Sex is complicated for different reasons in different cultures. But, it's the entire purpose of life, so there's no reason to blush. In this episode of Crash Course Psychology, Hank talks about Kinsey, Masters and Johnson, Sexuality,...
TED Talks
TED: Can a simple brick be the next great battery? | John O'Donnell
The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use. Energy entrepreneur John O'Donnell has figured out a...
SciShow
Will Climate Change Turn More Reptiles Female?
We hear all the time about the ways that climate change could disrupt the world. But thanks to a quirk of reptile biology called temperature-based sex determination, it could also mean a surge in the numbers of female reptiles.
SciShow
How The Six Degrees Phenomenon Has Changed Science
You may have heard about the Six Degrees of Separation phenomenon, but it isn't just a fun celebrity game, it helps scientists understand the spread of epidemics, the structure of the internet, and even the neural networks in your brain!
SciShow
Why Does Body-Temperature Air Feel Hot?
You'd think that air that was the same temperature as your body would feel neutral, but if you've ever been outside when it's 37 degrees Celsius out... you know that's not the case! Hosted by: Stefan Chin
Curated Video
Let's Talk About Sex: Crash Course Psychology
Sex is complicated for different reasons in different cultures. But, it's the entire purpose of life, so there's no reason to blush. In this episode of Crash Course Psychology, Hank talks about Kinsey, Masters and Johnson, Sexuality,...
SciShow
The Leidenfrost Effect: How to Make a Liquid Levitate
In this video Michael Aranda explains what the Leidenfrost Effect is, and how it can cause liquid to 'levitate'.
PBS
The Calendar, Australia & White Christmas
Australia will perpetually encounter the season opposite to the one we in the northern hemisphere will encounter, so does this means that Australia will never get a white Christmas?
SciShow
Earth, Two Degrees Warmer
A new report on climate change is pretty grim, but there is still a little hope.
SciShow
Why Do Cats Love Boxes?
Why do cats love to hang out in boxes so much? It has something to do with being stone cold predators. And, a little anxiety.
SciShow
What Are Seasons Like On Other Planets
Ever wonder what seasons are like on other planets? Astronomers are beginning to find out, and SciShow Space explains how they know, what causes the change in seasons, and what 'summer' might mean on distant worlds.
SciShow
Why Pandas LOVE Rolling in Horse Manure
If you’re lucky enough to witness a panda applying a ripe layer of horse poop body paint to itself, you might assume it is a similar behavior to a dog frolicking in the stink of a dead animal. But in actuality, these pandas are reducing...
TED Talks
Larry Brilliant: The case for optimism
We've known about global warming for 50 years and done little about it, says Google.org director Larry Brilliant. In spite of this and other depressing trends, he's optimistic and tells us why. From Skoll World Forum, Oxford, UK,...
SciShow
Fun in the Summer Sun… on Saturn
For 13 years, the Cassini probe circled Saturn and sent back fascinating data about the seasons of Saturn as it moved through a 29 Earth year Saturnian year.
TED-Ed
TED-ED: The invisible motion of still objects - Ran Tivony
Many of the inanimate objects around you probably seem perfectly still. But look deep into the atomic structure of any of them, and you'll see a world in constant flux - with stretching, contracting, springing, jittering, drifting atoms...
Bozeman Science
Statistics for Science
Paul Andersen introduces science for the science classroom. He starts with a brief description of Big Data and why it is important that we prepare future scientists to deal intelligently with large amounts of data. He explains the...
TED-Ed
TED-Ed: How do we determine the value of a life? | Rebecca L. Walker
To protect against a possible resurgence of smallpox, the US government is funding research to improve treatments and vaccines. And since it's unethical to expose people to a highly lethal virus, labs are using monkeys as research...
SciShow
Why Our Nights Are Getting Hot
The average global temperature is on the rise, evidenced by the ten warmest years on record happening since 2005. But this isn’t just about greenhouse gases preventing heat from escaping. Another culprit comes in the form of…clouds.
Bozeman Science
Chi-squared Test
Paul Andersen shows you how to calculate the ch-squared value to test your null hypothesis. He explains the importance of the critical value and defines the degrees of freedom. He also leaves you with a problem related to the animal...
SciShow
How The Six Degrees Phenomenon Has Changed Science
You may have heard about the Six Degrees of Separation phenomenon, but it isn't just a fun celebrity game, it helps scientists understand the spread of epidemics, the structure of the internet, and even the neural networks in your brain
SciShow
5 Measurements You Might Not Realize Are Named After Scientists
Units are a major way we describe the world around us, and by looking at the scientists some of them are named after, we can get a sense of how we’ve learned so much about our universe.
TED Talks
Alice Bows-Larkin: Climate change is happening. Here's how we adapt
Imagine the hottest day you've ever experienced. Now imagine it's six, 10 or 12 degrees hotter. According to climate researcher Alice Bows-Larkin, that's the type of future in store for us if we don't significantly cut our greenhouse gas...
SciShow Kids
Odd Facts About Sloths
Sloths might be slow and spend much of their time sleeping, but they’re definitely not boring. Jessi shares three weird facts about sloths!
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.