Crash Course
Newton and Leibniz: Crash Course History of Science
The standard story of the Scientific Revolution culminates with the long life of one man: Sir Isaac Newton—a humble servant of the Royal Mint, two-time parliamentarian, and a scientific titan whose name, along with Einstein’s, is...
SciShow
Rogue Planet Discovered!
Today Hank brings us the news of a unique astronomical discovery - a rogue planet. He also allays our fears of an apocalyptic collision with Earth. So, this new planet is awesome, but it needs a different name - CFBDSIR...
TED-Ed
TED-Ed: Where does gold come from? - David Lunney
Did you know that gold is extraterrestrial? Instead of arising from our planet's rocky crust, it was actually cooked up in space and is present on Earth because of cataclysmic stellar explosions called supernovae. CERN Scientist David...
Crash Course
Introduction to the Solar System
In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today.
Crash Course
Big History 1 Preview
n 10 episodes John Green, Hank Green, and Emily Graslie teach you about, well, everything. It’s Big History! This course will take you on a whirlwind journey from the creation to the death of the universe and is based on the Big History...
Crash Course
The Big Bang Crash Course Big History 1
In which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and...
SciShow
Planet 9 from Outer Space
Could we have a possible 9th Planet? Hank Green tells us what we think we know with this elusive object.
Crash Course
Tides
Today Phil explores the world of tides! What is the relationship between tides and gravity? How do planets and their moons become tidally locked? What would happen if you were 300km tall? Important questions.
SciShow Kids
Where Did Earth Come From?
Earth is a huge planet full of incredible sights and amazing creatures! But have you ever wondered where the Earth came from in the first place? Well, by looking at other stars and planets, scientists think they have a pretty good idea!
Crash Course Kids
The End Is Only The Beginning
It's the end of this first year of Crash Course Kids and we've learned so many things. In this episode, Sabrina takes us on a tour of some of the ideas we've talked about and how they fit into our lives. Also, what all of these ideas...
SciShow
Juno Arriving at Jupiter!
NASA's Juno is arriving at the Jupiter System! This is our opportunity to find out whether or not Jupiter has a solid core, as well as snag some cool travel pics before descending into oblivion.
Crash Course
Jupiter
Jupiter is the biggest planet in our solar system. The gas giant is NOT a failed star, but a really successful planet! It has a dynamic atmosphere with belts and zones, as well as an enormous red spot that’s actually a persistent...
SciShow Kids
Meet the 5 Dwarf Planets!
Jessi introduces you to some of the most newly-named members of the solar system: the five dwarf planets!
SciShow
Why Our Solar System Is Weirder Than You'd Think
Research suggests that nearly every star has at least one planet, but we haven't found any other solar systems that look quite like ours.
SciShow
Jupiter Is a Jerk… and Also Our Friend
The largest planet in our solar system is no stranger to throwing its weight around, both to our benefit and detriment here on Earth.
TED-Ed
TED-Ed: How simple ideas lead to scientific discoveries - Adam Savage
Adam Savage walks through two spectacular examples of profound scientific discoveries that came from simple, creative methods anyone could have followed -- Eratosthenes' calculation of the Earth's circumference around 200 BC and...
SciShow
Did a Planet Escape the Solar System?
Astronomers still aren't sure about how our solar system might have formed, but they have simulations to help them get closer to the answer!
PBS
The Eye of Sauron Reveals a Forming Solar System!
Fomalhaut is a massive young star surrounded by a ring of dust debris that can tell us a great deal about the formation of our own solar system.
Crash Course Kids
Orbits are Odd
Last week we talked about the orbits of the Earth and our Moon. But today we're going to go a little bigger... well, a lot better. Did you know that there is a massive Black Hole at the center of our Galaxy? Or that Pluto's orbit is...
Bozeman Science
ESS1B - Earth and the Solar System
In this video Paul Andersen explains the parts of the Solar System; including the planets, dwarf planets, moons and asteroids. He explains how everything orbits around the Sun and how a proper understanding of this heliocentric model...
TED Talks
Lucianne Walkowicz: Let's not use Mars as a backup planet
Stellar astronomer and TED Senior Fellow Lucianne Walkowicz works on NASA's Kepler mission, searching for places in the universe that could support life. So it's worth a listen when she asks us to think carefully about Mars. In this...
Be Smart
How Big is the Solar System?
I took a trip to one of Austin's famous moontowers so I could put the enormity of our solar system into perspective. With the help of a grapefruit, and a lot of walking, you'll get an idea of just how tiny everything is out there!!
SciShow
Let's Nuke Mars!
Elon Musk thinks that we can make Mars habitable by nuking it. But would that really work?