SciShow
How Extreme Microbes Are Helping Us Test for COVID-19
Microbes that live in extreme environments, like geysers and hydrothermal vents, are able to survive in extreme temperatures. Scientists have figured out ways to use this thermostability to supercharge DNA studies, including the study of...
SciShow
A Better Way to Do Nuclear Energy?
Nuclear energy has a bit of a bad rap, but there's an element out there that might make them safer and more efficient.
TED Talks
TED: The intergenerational wisdom woven into Indigenous stories | Tai Simpson
The way we behave politically, socially, economically and ecologically isn't working, says community organizer and activist Tai Simpson. Sharing the creation myth of her Nez Perce tribe, she advocates for a return to the "old ways"...
TED Talks
TED: Why I fell in love with monster prime numbers | Adam Spencer
They're millions of digits long, and it takes an army of mathematicians and machines to hunt them down -- what's not to love about monster primes? Adam Spencer, comedian and lifelong math geek, shares his passion for these odd numbers,...
TED Talks
Jack Horner: Building a dinosaur from a chicken
Renowned paleontologist Jack Horner has spent his career trying to reconstruct a dinosaur. He's found fossils with extraordinarily well-preserved blood vessels and soft tissues, but never intact DNA. So, in a new approach, he's taking...
SciShow
Why You Can't Bake a Mason Jar
Regular old glass like the kind that makes up a mason jar can shatter and explode if put in the oven. But we do have types of glass that you can bake your pie or brownies in and it's all thanks to some neat chemical tricks.
SciShow Kids
What Are Stars?
Find out what makes stars what they are, and take a tour of some of the most extreme stars in space!
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...
Bozeman Science
Heat Exchange
In this video Paul Andersen explains how energy can be transferred from warmer objects to colder objects through heat. Temperature is a measure of the average kinetic energy of the particles in a substance. When two objects are in...
SciShow Kids
Dig In To Paleontology
Would you like to spend all day thinking about dinosaurs? Well, some scientists do! Find out all about what it means to be a paleontologist!
SciShow Kids
How Do We Sing?
Sam the Bat is visiting today, and Jessi wants to use a cool trick to show him how we use a special part of our body to sing.
PBS
Should "Happy Birthday" be Protected by Copyright?
Did you know the rights to "Happy Birthday" are still privately held today? Copyright was originally created for two reasons: to protect the original creators so they could benefit from their work AND have creative works enter the Public...
MinutePhysics
Why Do Compressed Air Cans Get Cold?
This video is about compressed air cans (aka gas dusters) and why they get cold when you spray them. They cool off because the refrigerant inside (1,1-difluoroethane) is under pressure and boils off when the pressure lowers, and energy...
Crash Course
Bonding Models and Lewis Structures: Crash Course Chemistry
Models are great, except they're also usually inaccurate. In this episode of Crash Course Chemistry, Hank discusses why we need models in the world and how we can learn from them... even when they're almost completely wrong. Plus, Lewis...
SciShow
How Harry Potter Turns You Into A Wizard
Have you ever read Harry Potter and wished that you were a student at Hogwarts, studying magic with Harry, Ron, and Hermione? Well, your wish might have partially come true, without you knowing it.
SciShow
Diamagnetism: How to Levitate a Frog
You might associate levitation with magic, but science has its own version.
SciShow Kids
How Do Soap and Water Make Us Clean Chemistry for Kids
A SciShow Kids viewer wrote us and asked: How does soap work? Find out what really happens when you take a bath!
SciShow
5 Types of Awesome Glass Made by Nature
When it comes to sparkly objects, the planet Earth has a lot to offer. Here are 5 especially awesome glasses made by nature! chapters OBSIDIAN 0:57 2 OPAL 4:09 3 TEKTITES 5:46 FULGURITE 6:27 GLASS SPONGES 8:07
TED Talks
Jonathan Wilker: What sticky sea creatures can teach us about making glue
What if we could harness the sticking powers of sea creatures like mussels, oysters and barnacles, which refuse to budge even on wet, stormy coastlines? Dive into the wonderful world of animals that make their own glue and cement with...
SciShow
Fungi and Invasive Plants: SciShow Talk Show
Soil ecologist Dr. Ylva Lekberg explains the connection between microscopic fungi and invasive plants, and Jessi from Animal Wonders introduces us to Sydney the woylie!
SciShow
How Did a Magnet Just Break My Monitor?
If you've managed to break your boxy old computer monitor by sticking a magnet on it, you have a lot to learn about the 20th century technology of cathode ray tubes.
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.
SciShow
Carnivorous Sponges — So That's a Thing
There aren't many creatures as safe and chill as the humble sea sponge, right? Well, not so fast! It turns out there's a whole family of carnivorous sponges that trap and eat small animals using spines and migrating stomaches!
SciShow Kids
Taking Pictures With the Sun!
Did you know there's a way to make art using the light from the sun? It's called a cyanotype, and Mister Brown is going to tell you all about how they work, and how to make your own!