SciShow Kids
Where Do Mountains Come From?
Do you like to go hiking like Jessi and Squeaks do? Have you ever wondered how those mountains you're hiking on got there? Check out this episode to learn how mountains form, and how mountains can keep growing!
Crash Course
Reproductive System, part 1 - Female Reproductive System: Crash Course A&P
Human reproduction is complicated an important, and it's going to take a four part series for us to cover it. Today, we're kicking that off with the female reproductive system, starting with how sex hormones affect oogenesis and...
SciShow
The Dark History of Matches
When we began mass-producing matches in the 1800s, workers in the factories started dying mysteriously. The history of our sparking little flame-sticks is darker than you think.
Crash Course
Flirting With Disaster - The Importance of Safety: Crash Course Engineering #28
As engineer, sometimes lives will be in your hands, so this week we’re exploring safety and its impact on engineering. We’ll discuss the difference between occupational safety and public safety and how to analyze and review a process for...
SciShow
Do You Have a Maximum Heart Rate?
Does your heart rate have an upper limit and could you ever reach it?
Crash Course
Reproductive System, part 4 - Pregnancy & Development: Crash Course A&P
We've reached the grand finale of our four part series on human reproduction: BABIES! Today Hank walks you through the stages of pregnancy, beginning with how a zygote develops into blastomeres to a morula to a blastocyst and finally to...
TED-Ed
TED-Ed: The Factory | Think Like A Coder, Ep 9 | Alex Rosenthal
This is episode 9 of our animated series "Think Like A Coder." This 10-episode narrative follows a girl, Ethic, and her robot companion, Hedge, as they attempt to save the world. The two embark on a quest to collect three artifacts and...
Bozeman Science
Concept 4 - Systems and System Models
In this video Paul Andersen explains how systems can be used to understand phenomenon in science and create better designs in engineering. He starts by defining the characteristics of a system and describes how system models can be used...
SciShow Kids
Float a Boat!
We've learned before here on SciShow Kids how boats can float on water using displacement! Today, Bill and Webb will show you how to build you own boat and see displacement in action! Anchors aweigh!
SciShow
Inside the Tiny Ecosystems Hiding in Glaciers
Glaciers might look like just lifeless frozen wastelands, but they are not! There are unique ecosystems hidden inside of them.
SciShow
SciShow Needs You!
Since January 2012, SciShow has been uploading hard science and good times to viewers just like you around the world. Now, after nearly two years -- and a million subscribers(!) -- we think it's time to take our relationship to a whole...
3Blue1Brown
How pi was almost 6.283185...
A bit of the history behind how we came to use the symbol "pi" to represent what it does today, and how Euler used it to refer to several different circle constants.
Bozeman Science
Electron Configuration
In this video Paul Andersen explains how to write out the electron configuration for atoms on the periodic table. More importantly he shows you why electrons arrange themselves in shells, subshells and orbitals by using Coulomb's law and...
SciShow
Why We Haven't Cured Cancer
Ever wonder why we still haven't cured cancer? Join SciShow as we discuss what's wrong with that question and why it's so hard to find a cure.
Bozeman Science
Voltage, Current and Resistance
Mr. Andersen describes the relationship between voltage, current and resistance in an electric circuit. Ohm's Law is introduced through a circuit simulation.
Crash Course
Theories of Myth: Crash Course World Mythology
This week, we're talking about theories of Myth. We'll look at the different ways mythology has been studied in the last couple of millenia, and talk about the diffeent ways people have interpreted myth, academically.
Bozeman Science
Half-Life and Radioactive Decay
In this video Paul Andersen explains how a radioactive nuclei can decay by releasing an alpha, beta, or gamma particle. The exact moment of decay for each nuclei can not be determined but probability is useful in predicting the...
TED-Ed
TED-Ed: The surprisingly long history of electric cars | Daniel Sperling and Gil Tal
By the end of the 19th century, nearly 40% of American cars were electric. But these vehicles had a few major problems — early car batteries were expensive and inefficient, and the vehicles were twice the price of a gas-powered car. And...
SciShow
Are Electric Cars Really More Environmentally Friendly?
Some people say that buying an electric car is a great way to fight climate change - but if they use electricity that is made by burning fossil fuels, are they really more environmentally friendly than gas powered cars?
Bozeman Science
Covalent Bonding
In this video Paul Andersen explains how covalent bonds form between atoms that are sharing electrons. Atoms that have the same electronegativity create nonpolar covalent bonds. The bond energy and bond length can be determined by...
SciShow
Is The Mirror Test Just a Reflection of Human Nature?
The mirror test is supposed to be a way to figure out when an animal is self-aware, but there might be only one particular animal this test works well on: humans.
Crash Course
How a Bill Becomes a Law: Crash Course Government and Politics
Oh my, Craig has his work cut out for him this week. The process of how a bill becomes a law can be pretty complex, fraught with potential bill-death at every corner. As if just getting through committee isn’t difficult enough, bills...
Bozeman Science
ESS1A - The Universe and its Stars
Paul Andersen describes our place on the Earth in the Solar System within the Milky Way Galaxy in the Universe. The make-up and origins of the Universe are included along with stellar evolution. A teaching progression K-12 is also included.
SciShow
Awesome Inventions by African Americans
Who invented microphones, PCs, and video game consoles? In honor of Black History Month, Hank talks about some African Americans scientist/inventors who've helped make all our lives more awesome.