SciShow
How to Supercool Water: A SciShow Experiment
Water doesn't always freeze when it's supposed to. Learn about supercooling, and how to supercool a bottle of water at home -- and then turn it to ice instantly!
SciShow
The Coldest Place in the Universe
When the Cold Atom Laboratory launches to the International Space Station in 2016, it will become the coldest spot in the universe. Learn how scientists are going to get closer than ever to absolute zero -- and why they want to.
PBS
History's Most Powerful Plants
Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and pressure. But in the case of coal, these organisms consisted largely of some downright bizarre plants that once covered...
Bozeman Science
LS2C - Ecosystem Dynamics, Functioning and Resilience
In this video Paul Andersen explains how ecosystems respond to disruptions. Disruptions can cause changes in the number and variety of organisms. It can also lead to migration, extinction or even speciation. Ecosystems that have a higher...
SciShow
The Strange, Frictionless World of Superfluids
Imagine a cup of tea that doesn't obey the laws of physics, it pours out of the bottom of your cup while crawling up the sides to the top, and you'll have a pretty good picture of the ultracold phenomena of superfluids.
SciShow Kids
How do Whales, Penguins, and Polar Bears Keep Warm?
Have you ever wondered how animals can live in super cold places all the time? Jessi shows you how some cool animals like whales, polar bears, and penguins, keep warm!
SciShow
Why Is Only Half of My Nose Working?
Ever notice how one side of your nose always seems to be more stuffed than the other? What's up with that? Quick Questions knows!
SciShow Kids
Why Do We Put Salt on Icy Sidewalks? | Winter Science | SciShow Kids
It's snowing and Mister Brown needs to go put some salt on the Fort's front steps. But Squeaks wants to know, why do we put salt on icy sidewalks?
Second Grade Next Generation Science Standards
Disciplinary Core Ideas:
PS1.A:...
SciShow
5 Body Hacks for When You’re Sick
No matter how healthy you are, you likely end up feeling sick at least a few times a year. And we have many pharmaceutical options these days to help us feel better. But some non-pharmaceutical remedies are supported by science,...
SciShow
The Most Sophisticated Mirror in the Universe
Hank summarizes the five reasons why infrared telescopes were supposed to be impossible to build, and then describes how a team of scientists and engineers overcame those obstacles to build the James Webb Space Telescope.
SciShow
The Hunt for the Highest Melting Point
What has the highest melting point known to us? Hank Green explains in this episode of SciShow.
TED-Ed
TED-Ed: How does asthma work? - Christopher E. Gaw
More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher E. Gaw describes the main symptoms and...
SciShow
5 Things Your Nails Can Say About Your Health
Your nails can do more than just look pretty. They can tell you some things about your health!
SciShow
Why Does Spicy Taste 'Hot' and Minty Taste 'Cool'?
A Quick Question answer that explains the chemistry that makes minty things taste “cool” and spicy things taste “hot”.
MinuteEarth
Why Are There Penguins At The Equator?
When nutrients from the ocean depths reach the sunlit surface (like in the Galapagos), life is more productive. ___________________________________________ To learn more, start your googling with these keywords: Net Primary Production...
SciShow Kids
Colds, the Flu, and You
When the weather starts to get cool, a lot of people start to get sick. So what’s making people sick and how can you avoid falling ill? Join Jessi and Squeaks to find out!
SciShow
Does Hot Water Freeze Faster Than Cold Water?
Does hot water freeze faster than cold water? Turns out, the answer to this question is a lot trickier than it seems!
TED-Ed
TED-ED: The science of skin - Emma Bryce
Between you and the rest of the world lies an interface that makes up 16% of your physical weight. This is your skin, the largest organ in your body: laid out flat, it would cover close to 1.7 square meters of ground. But besides keeping...
SciShow
Obesity
Hank tells us some of the surprising things that could be causing or contributing to the obesity epidemic.
Be Smart
What is Wind?
Wind is everywhere. The air is constantly moving, sometimes gently, sometimes violently. Why? Pressure, temperature and rotation come together to make wind. Here's 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.
SciShow
How Do Insects Survive the Winter?
Birds fly south, humans bundle up, but what do insects do to survive the winter? From creating antifreeze-like alcohols to burrowing in the ground, bugs have a few solutions to carry on.
SciShow Kids
Why Do We Sweat?
You probably know that sweating is a way for your body to cool off, but how does it help? And why don't other animals, like cats of dogs sweat? Join Jessi and Squeaks to learn all the answers to these questions and more!