SciShow
The Most Anticipated Space Missions of 2022 | SciShow News
2022 is looking like a great year for space exploration! Let's dig into three of the missions that we're really excited to watch unfold!
SciShow
The History Hidden in Martian Dunes
The Red Planet was once more like Earth, with a thicker atmosphere and liquid water. Now, scientists are looking for clues to its past in the planet’s ancient fossil dunes, barchan dunes, and ghost dunes.
SciShow
Mystery Solved: We Finally Know Why Betelgeuse Suddenly Faded | SciShow News
Our neighboring star Betelgeuse got noticeably dimmer a few months ago, and thanks to the Hubble telescope, we recently figured out what was going on. Also, the Arecibo Observatory in Puerto Rico suffered some damage this week.
SciShow
Why These Two Planets SHOULD Be the Same
You'd think that two planets with similar stats, orbits, and parent stars would grow up to be pretty similar, but these twins have atmospheres that beg to differ.
SciShow
Pioneer 10: Our First View into Outer Planets
In the 1970's, no vehicle had gone beyond the asteroids between Mars and Jupiter, that is until Pioneer 10.
SciShow
Could Squirrels Be the Key to Long Distance Spaceflight?
Space is hard on the human body, but a certain ground squirrel might have the guts to show us how to last longer in space.
Crash Course
The Medieval Islamicate World: Crash Course History of Science
The religion of Islam significantly influenced knowledge-making in the greater Mediterranean and western Asian world. Islamicate scholars—meaning people influenced by Islamic civilization, regardless of their religious views—gave us...
Crash Course
High Mass Stars
Massive stars fuse heavier elements in their cores than lower mass stars. This leads to the creation of heavier elements up to iron. Iron robs critical energy from the core, causing it to collapse. The shock wave, together with a huge...
TED Talks
George Smoot: The design of the universe
At Serious Play 2008, astrophysicist George Smoot shows stunning new images from deep-space surveys, and prods us to ponder how the cosmos -- with its giant webs of dark matter and mysterious gaping voids -- got built this way.
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
Tatooine Discovered?
Hank tells us about NASAs discovery of the 1st planet ever discovered to be orbiting a binary star.
Crash Course
The Scientific Revolution: Crash Course History of Science
So, what exactly is a scientific revolution? And are they more than just moments in time Historians use to mark the beginning and ending of things through time? In this episode we'll look into some ideas and people named Nick and how...
SciShow
Dark Matter is Slowing Down the Milky Way
The effects of dark matter on galaxies is a mystifying and difficult thing to study, but the Milky Way's galactic bar might present an exciting way to quantify how much of it exists!
TED Talks
Phil Plait: How to defend Earth from asteroids
What's six miles wide and can end civilization in an instant? An asteroid -- and there are lots of them out there. With humor and great visuals, Phil Plait shows us all the ways asteroids can kill us (yipes), and what we must do to avoid...
TED Talks
Henry Lin: What we can learn from galaxies far, far away
In a fun, exciting talk, teenager Henry Lin looks at something unexpected in the sky: distant galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair award winner, we can learn quite a...
SciShow
Maybe Mars's Ocean Never Left | SciShow News
Many researchers believe that all the water on Mars dried up, but some evidence suggests that it might have dried in.
SciShow
Special Webb Update: The Webb's First Four (actually 7) Images Explained
The first full-color images from the James Webb Space Telescope are finally here! Let's take a look, talk about what we're seeing, and compare them to the most detailed version of these images we had before.
SciShow
The Sweetest Rocks in Space
Sugars aren’t just for munching and crunching, they also make up our genetic code! So what does it mean to find sugars INSIDE meteorites?
PBS
The End of the Habitable Zone
The Sun is getting brighter and the planets in our solar system that are habitable are changing.
SciShow
3 Ways Pi Can Explain Practically Everything
What’s irrational and never ends? Pi! Hank explains how we need pi to explain some of the most basic but most important principles of the universe, in honor of Pi Day.
TED Talks
Will Marshall: Tiny satellites show us the Earth as it changes in near-real-time
Satellite imaging has revolutionized our knowledge of the Earth, with detailed images of nearly every street corner readily available online. But Planet Labs' Will Marshall says we can do better and go faster -- by getting smaller. He...
TED Talks
TED: Why earth may someday look like Mars | Anjali Tripathi
every minute, 400 pounds of hydrogen and almost 7 pounds of helium escape from earth's atmosphere into outer space. Astrophysicist Anjali Tripathi studies the phenomenon of atmospheric escape, and in this fascinating and accessible talk,...
SciShow
Where Are All the Exo-Earths?
Scientists have discovered over 5,000 exoplanets in the last few decades, but where are the Exo-Earths?
SciShow
Space Headwinds Might Help Us Find Dark Matter
Some scientists are hoping to use our motion through the galaxy to help detect some of the most elusive particles of all: dark matter.