Crash Course
Energy & Chemistry: Crash Course Chemistry
Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week,...
Bozeman Science
Conservation of Angular Momentum
In this video Paul Andersen explains that the angular momentum of a system will be conserved as long as there is no net external torque. Both point objects and extended objects are covered along with several examples.
PBS
Will A New Neutrino Change The Standard Model?
Since the discovery of the Higgs boson, physicists have searched and searched for any hint of new particles. That search has been fruitless. Until, perhaps, now. Today on Space Time Journal Club we'll look at a paper that reports a...
SciShow
Dark Energy Camera
Hank brings us news of the most sensitive digital camera in the universe, poised to help astronomers explain the mystery of why the universe is speeding up instead of slowing down as Einstein's theory of General Relativity would predict.
SciShow
The Science of Screaming, And What Was the Biggest Dinosaur?
Scientists dissect the human scream for the first time, and also re-think what was thought to be the biggest dinosaur in the world.
SciShow
The Science Of REAL Hoverboards
Hank gives it to you straight about "anti-gravity technology" -- basically, it doesn't exist. But if you really want to hover, you have options!
MinuteEarth
Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)
It’s becoming harder and harder to categorize moons as moons. ___________________________________________ To learn more, start your googling with these keywords: Moon: a natural satellite of a satellite of a star. Satellite: A celestial...
SciShow
NASA's Planetary Protection Job, and a Brand New Way to Study Neutrinos
The Planetary Protection Office is hiring and we've found a much easier way to study neutrinos.
SciShow
Breaking News There’s an Earth-like Planet Next Door!
The rumors are true! There's an Earth-like planet orbiting our neighboring star!
PBS
Black Holes from the Dawn of Time
Primordial black holes may be lurking throughout our universe. How large are they, how many are out there and what would happen if they moved through our solar system?
SciShow
How We Learned Black Holes Actually Exist | 2020 Nobel Prize in Physics
Did you know Einstein never thought we’d find actual black holes in space? It took decades of research to show black holes are physically possible, and some of the scientists behind that research were honored this year with the Nobel...
SciShow
This Collision Could Have Created the Solar System | SciShow News
A dwarf galaxy crashing through the Milky Way billions of years ago could have set off periods of star formation, and astronomers recently captured a rare flashing phenomenon that only shows up in the sky for a few days!
SciShow
Celebrating Stephen Hawking’s Most Famous Discoveries
Last week we lost legendary scientist Stephen Hawking. To honor of one of the greatest legacies in cosmology, we wanted to celebrate and unpack some of his most famous findings.
SciShow
The Sun's Center Is 39,000 Years Younger Than Its Surface
In the early 1960s, Richard Feynman was quoted as saying that Earth's center should be a day or two younger than its surface. 50 years later, scientists re-did the math.
MinutePhysics
Einstein's Biggest Blunder, Explained
This video is about how Albert Einstein made a mistake when applying the Field Equations of General Relativity to cosmology (in particular, to a static, constant density universe), and solved the problem by introducing the cosmological...
PBS
What Planet Is Super Mario World?
We've run, jumped, and stomped all over the world of Super Mario, but, where in the universe is Super Mario EXACTLY? It's virtual so it obviously DOESN'T exist but if it did, could Super Mario world be in our solar system? And what do...
SciShow
How We Solved the Mystery of Pulsating Auroras
Astronomers have finally observed what causes pulsating auroras, and our estimates of the mass of the Andromeda Galaxy have shrunk.
SciShow
The Kugelblitz: A Black Hole Made From Light
Can you make a black hole out of light? Learn about the strange theoretical object called the 'Kugelblitz'.
TED-Ed
TED-Ed: Dark matter: How does it explain a star's speed? - Don Lincoln
All the stars in a spiral galaxy rotate around a center -- but to astronomers, the speed that each star travels wasn't making sense. Why didn't stars slow down toward the edges as expected? Don Lincoln explains how a mysterious force...
SciShow
Zombie Stars Discovered!
SciShow Space reveals the discovery of a whole new kind of supernova, and the undead stars they leave behind.
SciShow
Why Isn't a Kilogram a Kilogram?
The kilogram is the basic unit of mass in the metric system, but there's a serious problem: the standard that defines how much mass a kilogram actually has isn't reliable anymore
Bozeman Science
Thinking in Matter - Level 4 - Conservation of Matter
In this video Paul Andersen shows conceptual thinking in a mini-lesson on the conservation of matter. TERMS Matter - physical substances Atoms - the basic unit of elements Conservation - the quantity of a physical quantity remains...
SciShow
Red Nugget Galaxies The Universe's Ultimate Survivors
Finding a red nugget galaxy is like discovering a time capsule from the early universe.
TED Talks
Risa Wechsler: The search for dark matter -- and what we've found so far
Roughly 85 percent of mass in the universe is "dark matter" -- mysterious material that can't be directly observed but has an immense influence on the cosmos. What exactly is this strange stuff, and what does it have to do with our...