MinutePhysics
What is Sea Level
An oblate spheroid is a special case of an ellipsoid where two of the semi-principal axes are the same size.
MinutePhysics
What if the Earth Were Hollow
What if there were a tunnel through the middle of the earth and you jumped in?
SciShow
The Rocky Mountains Are in the Wrong Place
Mountain ranges usually don't form in the middle of continents. Except for the Rocky Mountains. We'll go into the baffling Laramide Orogeny and a few possible reasons why the Rockies might be in the wrong place.
SciShow
Coriolis Effect: IDTIMWYTIM
Does your toilet water drain differently than in the other hemisphere? Is it because of the Coriolis effect? Hank has some things to clarify about these questions, and more in this edition of I Don't Think It Means What You Think It Means.
SciShow
3 Things You Didn't Know About Voyager
Hank tells us three things we probably didn't know about the Voyager 1 spacecraft.
SciShow
The World's Next Ocean
A volcanic eruption and series of earthquakes in 2005 were important not because they did a great deal of damage to humans, but because they’re geologic evidence of where Earth’s next ocean will most likely pop up.
SciShow
Antarctica's Weird Warming
Hank gets to the bottom of two studies reporting high sea ice coverage and snowmass in Antarctica in the same year that the Arctic has reported a record low of sea ice. What is going on here?
SciShow
Why You Can't Hear Volcanoes Erupt
Even if a volcano is just a few miles away, you might not hear it erupt. How is that possible? It has to do with a phenomenon known as sound shadows! Hank will tell you all about it in this new episode of SciShow! Join us!
MinutePhysics
What if the Earth Were Hollow
What if there were a tunnel through the middle of the earth and you jumped in?
SciShow
This Diagram of Earth Is a Lie
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
SciShow
How to Survive a Nuclear Attack
If you want to be prepared for a nuclear attack, here’s a science-based guide to help you get there.
SciShow
The Strange Blind Fish of the Lower Congo River
The lower Congo River is treacherous, turbulent, and very deep. While that might seem like an inhospitable habitat, hundreds of species of fish thrive there, including some that are really bizarre!SciShow is supported by Brilliant.org.
Crash Course
The Oort Cloud
Now that we’re done with the planets, asteroid belt, and comets, we’re heading to the outskirts of the solar system. Out past Neptune are vast reservoirs of icy bodies that can become comets if they get poked into the inner solar system....
TED Talks
TED: A vehicle built in Africa, for Africa | Joel Jackson
Joel Jackson wants to reimagine transportation around the needs of the African consumer. He's designed an SuV that's rugged enough for long stretches of uneven terrain and affordable enough to be within reach of those who need it most....
SciShow
How Do You Get Rid of Bacteria in Space Stations
When astronauts go into space, they're not always going alone.
SciShow
The Unexpected Effects of Nukes in Space
What happens when you set off a nuclear bomb in space? Turns out we have a pretty good idea, and it's not pretty. Learn about the science behind high-energy explosions in space.
SciShow
The World's Next Ocean
A volcanic eruption and series of earthquakes in 2005 were important not because they did a great deal of damage to humans, but because they’re geologic evidence of where Earth’s next ocean will most likely pop up.
SciShow
The Ridiculous Reasons It's Hard to Measure Sea Level
From problems with the moon, to the lumpiness of earth, sea levels aren't quite as exact as we have them figured out to be.
SciShow
These Lice Dive Kilometers Under the Ocean!
Lice don’t just thrive in the biomes of body hair and fur, they can also live in a place that seems like it should be bug-free: the oceans.
SciShow
The Latest From Mars: Day 2
Hank briefs us on the current status of the Mars Science Laboratory, and gives us a taste of what we can hope to see coming from it in the next few months, and during the rest of its two year mission.
TED Talks
Enrique Peñalosa: Why buses represent democracy in action
"An advanced city is not one where even the poor use cars, but rather one where even the rich use public transport," argues Enrique Peñalosa. In this spirited talk, the mayor of Bogotá shares some of the tactics he used to change the...
SciShow
What the Crater that Impacted the Dinosaurs Taught Us About Mars
We've been trying to understand Mars for years, but some scientists think that ancient craters on earth might hold some answers to our red neighbor's history.
SciShow
The First Time We Landed on Mars
We've successfully landed 10 different craft on Mars, but they all owe a bit of their success to Mars 3.
TED-Ed
TED-ED: Why do whales sing? - Stephanie Sardelis
Communicating underwater is challenging. Light and odors don't travel well, but sound moves about four times faster in water than in air - which means marine mammals often use sounds to communicate. The most famous of these underwater...