PBS
Are the Fundamental Constants Changing?
The laws of physics are the same everywhere in the universe. At least we astrophysicists hope so. After all, it's hard to unravel the complexities of distant parts of the universe if we don't know the basic rules. But what if this is...
SciShow
5 Ways to Travel the Universe | Compilation
There are a lot of ways to get around in space, from using plain old sunlight to making super-hot plasma. We’ve talked about a lot of propulsion methods over the years, and now, it’s time for some highlights! Chapters Solar Sail 1:02...
SciShow
The Physics of Roller Coasters
Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!
SciShow
Satellite Squad Goals: The Cluster Mission to the Magnetic Field
Earth’s magnetic field is special! And, in the last 20 years, we’ve made incredible discoveries, thanks to a squad of probes that have flown around our planet, observing solar wind as a team!
SciShow
Thrusters That Eat Teflon! Pulsed Plasma Thrusters
Pulsed plasma thrusters use the same stuff that’s on your frying pan to make spacecraft zoom around the universe. And they’ve been doing it since the 1960s.
SciShow
Why Scientists Briefly Thought the Earth Was Hollow
Our understanding of the world has to start somewhere! And while early ideas like the Hollow Earth Theory are mostly wrong and sound silly to us now, that doesn’t mean they weren’t important.
SciShow
Why Astronomy Hasn't Really Changed Since the 1900s
The way modern researchers study the sky hasn’t really changed in the last few centuries. For the most part, astronomers still study things by analyzing their light.
TED-Ed
The woman who stared at the sun | Alex Gendler
In 1944, amateur astronomer Hisako Koyama's latest endeavor was sketching the sun's shifting surface. She spent weeks angling her telescope towards the sun and tracking every change she saw with drawings. Little did she know, these...
TED Talks
TED: How quantum biology might explain life's biggest questions | Jim Al-Khalili
How does a robin know to fly south? The answer might be weirder than you think: Quantum physics may be involved. Jim Al-Khalili rounds up the extremely new, extremely strange world of quantum biology, where something Einstein once called...
SciShow
What If Dark Energy Doesn’t Exist?
Dark Energy is what we call the mysterious force that seems to be pushing the universe apart. By some calculations, it makes up 70% of everything in nature. Or...maybe it doesn’t exist at all! Plus, Juno’s observations give us new...
SciShow
There's Apparently an Asteroid Between Mercury and Venus - Space News
Astronomers have found the first asteroid orbiting closer to the Sun than Venus, and recently, some scientists have been looking at Earth, trying to understand the origins of our protective magnetic field.
SciShow
How Celestial Bodies Affect Life in the Ocean
Life on Earth has always been shaped by other bodies in space, and life in our oceans is especially susceptible to interactions that have huge effects on life as we know it!
SciShow
First Results from the Probe That Went to the Sun
Scientists have revealed the results of the Parker Solar Probe’s first two flybys of the Sun, and LIGO has a new instrument called the quantum vacuum squeezer!
SciShow
From Thunderstorms to Black Holes: 4 Natural Particle Accelerators
We've been making particle accelerators for more than a century and have accelerated particles to more than 99.9999% the speed of light. But our accelerators are nothing compared to some of the ones we've found in nature!
SciShow
8 Truths and Myths About the Full Moon
With so many claims about the moon’s influence over everything from menstrual cycles to rainfall, SciShow is here to set the record straight with these 8 truths and myths about our moon. CHAPTERS View all HUMANS GET LESS SLEEP 1:27...
SciShow
6 Things We Still Don't Know About Earth
The earth is our home, and while we like to think we know a good deal about it, there are still some mysteries that scientists are looking to unravel. Chapters PLATE TECTONICS 1:45 EXTROVERSION Sponsored by: Jonathan Hood 3:50...
SciShow
Returning to Venus and Getting a Closer Look to Ganymede
Good news for fans of Venus - last week, NASA announced two new missions to learn more about our planetary neighbor! And this week, NASA's Juno mission sent back a treasure trove of data about Ganymede - the largest moon in our solar...
SciShow
This Image Might Show Exomoons Forming! SciShow News
Scientists have conclusively imaged a circumplanetary disk around a distant exoplanet, and Jupiter's auroras claim the spotlight with their unique Birkeland currents.
SciShow
SciShow QuizShow: Bad Blood and Weird Bugs
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
SciShow
The Sun’s Electric Field Isn’t as Strong as We Thought!
The sun shapes the solar system in many ways, including through its mysterious solar wind, which was thought to be pushed through the force of the sun’s electric field. Recent observations revealed, though, that that hypothesis may not...
SciShow
Israel Is Getting Ready for Their First Moon Landing! SciShow News
The Beresheet lander is on its way to the moon and Jupiter's magnetic field might be affecting Europa's ocean.
TED Talks
TED: A demo of wireless electricity | Eric Giler
Eric Giler wants to untangle our wired lives with cable-free electric power. Here, he covers what this sci-fi tech offers, and demos MIT's breakthrough version, WiTricity -- a near-to-market invention that may soon recharge your cell...
SciShow
Updates on the Hunt for Dark Matter - SciShow Space News
The hunt for dark matter is still on, and the candidates for it could be primordial black holes as massive as Earth, or axions, as tiny as the smallest subatomic particles in existence!
SciShow
Early Galaxies Ran on Empty Gas Tanks
Many galaxies formed fast after the Big Bang, but about half of them suddenly stopped making new stars and it looks like this is literally because they ran out of gas. And with new instruments and techniques, we are now finding lost...