SciShow Kids
Why Is Fire Hot?
Whether you're out camping, cooking, or snuggled up in front of your fireplace, you know that fire is hot! But why? Join Jessi and Squeaks to learn how fires turn wood or other fuel into useful heat!
SciShow
3 Chemistry Experiments That Changed the World
Chemistry is the study of matter - stuff, and how it interacts with other stuff. Even though chemistry doesn't make a lot of news these days, chemists are making discoveries that change lives all the time. If Hank had to narrow down all...
Crash Course
How Not to Set Your Pizza on Fire: Crash Course Engineering #15
Today we’re going to explain how exchangers...exchange heat. We’ll look at concentric tubes, finned tubes, plate heat exchangers, and shell-and-tube heat exchangers. And we’ll look at some equations to help us sort through heat transfer...
TED-Ed
TED-ED: The 2,400-year search for the atom - Theresa Doud
How do we know what matter is made of? The quest for the atom has been a long one, beginning 2,400 years ago with the work of a Greek philosopher and later continued by a Quaker and a few Nobel Prize-winning scientists. Theresa Doud...
TED Talks
TED: A sci-fi story of climate optimism | Vandana Singh
The world is a living tapestry ... As the weave of life is torn apart in one place, the threads unravel in another, says author and physics professor Vandana Singh, acknowledging humanity's interconnectedness with the planet -- and the...
TED-Ed
TED-ED: Everything changed when the fire crystal got stolen - Alex Gendler
Someone has tripped the magical alarms in the Element Temple. When you and the other monks arrive on the scene, you know you have a disaster on your hands. Four young apprentices broke into the temple’s inner chamber to steal the sacred...
SciShow
Animals Inspiring the Armor of the Future
Organisms have evolved many clever forms of armor so that they can be ready for whatever nature throws at them. And us flimsy humans can learn to enhance our armor by taking inspiration from some of these creatures, and not necessarily...
TED Talks
Marco Tempest: A magical tale (with augmented reality)
Marco Tempest spins a beautiful story of what magic is, how it entertains us and how it highlights our humanity -- all while working extraordinary illusions with his hands and an augmented reality machine.
SciShow
World's Most Asked Questions What Is Energy
What is Energy? The short answer is EVERYTHING. But what does that mean? Let SciShow explain.
SciShow Kids
How Do Rockets Fly? | Let's Explore Mars! | SciShow Kids
Rockets are super amazing, but how do we get something that weighs as much as 100 elephants all the way into space?
SciShow
How to Build a Rocket Engine in Your Kitchen (Experiment Episode)
Hank demonstrates how to build a hybrid rocket engine in your kitchen!
SciShow
Here’s When You Should Trust Your Gut
Trusting your gut may not sound like a reliable way to make decisions, but the research points to some times when you might want to listen to it!
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 Kids
How Wildfires Help!
Roasting marshmallows over a fire is a lot of fun, but did you know that, in nature, fire keeps our forests clean and healthy and even helps some plants grow?
TED-Ed
TED-ED: Everything you need to know to read "Frankenstein" - Iseult Gillespie
In 1815, Lord Byron proposed a challenge to a few literary guests he had gathered in his house on Lake Geneva: Who could write the most chilling ghost story? This question sparked an idea in eighteen-year-old Mary Shelley who, over the...
SciShow
How Do Honey Bees Survive Natural Disasters?
Honey bees may be small, but they manage to survive some pretty big disasters. Whether it’s hurricanes, wildfires, or even volcanoes, honey bees seem to have a plan for everything.
Bozeman Science
Activation Energy
In this video Paul Andersen explains how the activation energy is a measure of the amount of energy required for a chemical reaction to occur. Due to the collision theory the activation energy requires proper energy and orientation of...
Be Smart
Why It Is What Time It Is (The History of Time)
How did we come up with our system of telling time? Why do we divide the day into 24 hours of 60 minutes each, and put 60 seconds in each minute? Where does the definition of a second come from? And who decides what clock shows the...
Crash Course
The Polymer Explosion Crash Course Engineering 20
We're continuing our look at engineering materials with third main type of material that you'll encounter as an engineer: polymers. They're made of long, repeating chains of smaller molecules known as monomers and today we'll explore...
TED-Ed
TED-Ed: Why wildfires are necessary - Jim Schulz
Our early ancestors relied on lightning to cause forest fires, from which they could collect coals and burning sticks to help them cook food and clear land. Yet, it wasn't just humans who benefited from these natural phenomena. Even as...
Bozeman Science
Continuity Equation
In this video Paul Andersen explains how the continuity equation is an application of conservation of matter in a fluid. The continuity equation may apply to either mass or volumetric flow. Example problem and examples are included.
TED-Ed
TED-Ed: The neuroscience of imagination - Andrey Vyshedskiy
Imagine, for a second, a duck teaching a French class. A ping-pong match in orbit around a black hole. A dolphin balancing a pineapple. You probably haven't actually seen any of these things. But you could imagine them instantly. How...
SciShow
What's the Ultimate Campfire Fuel
It’s summertime and people are out camping, barbecuing, and using FIRE! But what’s a better fuel to use for your summer activities? Wood or charcoal? There are pros and cons to both fuels, so check out this episode of SciShow to decide...
SciShow
Pennsylvania's 50-Year-Old Coal Fire
SciShow takes you to Centralia, Pennsylvania, site of one of the oldest, biggest coal fires in the United States, and explains the chemistry of spontaneous combustion.