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SciShow
The Gamma Ray Burst of 775
About 1200 years ago, Earth may have experienced one of the rarest and most powerful cosmic events a planet can be exposed to: a gamma-ray burst. If it did, well, let's just say that we, as living things on Earth, are lucky it wasn't worse.
SciShow
Why Don't We Have Nuclear Fusion Power Yet?
Fusion power is supposed to save us from fossil fuels, so when is nuclear fusion going to be a viable option and why has it been so elusive?
SciShow
Are Aliens Signaling Us?
I'm not saying it's aliens....and it's probably not aliens. Also, an update about the most recent SpaceX explosion!
SciShow
The Mysterious Cosmic Explosion Called “The Cow” | SciShow News
The exploding “cow” around 200 million light-years away is running astronomers for a loop, but if it is what some hypothesize, we are witnessing a first for astronomy! Meanwhile, we got photographic evidence of a planet orbiting a binary...
TED-Ed
TED-Ed: Can you survive nuclear fallout? - Brooke Buddemeier and Jessica S. Wieder
Nuclear weapons are some of the most powerful tools of destruction on Earth, and the full scope of a nuclear detonation is almost unimaginable. However, there is a scientifically supported plan of action that could save thousands of...
SciShow
5 Weird Things That Can Catch Fire
Fire: it's beautiful, it's dangerous, and it shows up in surprising places. Here are five weird things you might have on hand that can go up in flames.
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SciShow
What We’re Learning from the Brightest Supernova Ever Seen - SciShow News
It’s been a great week for space explosions! Astronomers learned more about the mechanism that causes novas by looking at the nova V906 Carinae, and the brightest supernova ever recorded shed some new light on pulsation pair-instability.
SciShow
How We Fixed the Most Radioactive Place on Earth
Once upon a time, there was a lake that was so radioactive, that standing on its shore for more than an hour would almost definitely kill you. Join Olivia to learn how it got that bad in the first place, and what was done to fix it!
SciShow
3 Human-Caused Disasters
Think natural disasters are bad? Humans do a pretty good job on our own. Michael Aranda co-hosts this infusion to explain.
SciShow
Quantum Fishing for the Higgs Boson
Hank talks to some VIPs from CERN about the question on everyone's mind: does the Higgs Boson particle exist? And describes how CERN is going about finding the answer.
Hank interviewed Sergio Bertolucci on October 11, 2011 and Rolf...
Hank interviewed Sergio Bertolucci on October 11, 2011 and Rolf...
SciShow
Betelgeuse Isn’t Just Dim, It’s Lopsided - SciShow News
The constellation of Orion has one shoulder marked by a bright red star called Betelgeuse, but over the last year it's dimmed enough to notice with the naked eye! and mission scientists are shedding some light on how Arrokoth and other...
SciShow
How to Catch a Supernova Rerun
On earth a sound echo lets you hear something again. Over great distances, a light echo can let you see something again, specifically an exploding star.
SciShow
A New, Bubbly Origin Story for the Solar System
We might be closer to figuring out how our solar system was born and NASA has two finalists for its next New Frontiers mission.
SciShow
Astronomers Just Discovered the Biggest Explosion Ever
Scientists just discovered the largest explosion ever detected, and it's thanks to the collaborative efforts of scientists from all over the world.
SciShow
Nitroglycerin: Explosive Heart Medication
Imagine a substance so powerful that it could blow you to bits or save your life depending on how you used it. Well imagine no more: such a substance exists and you've probably heard of it.
SciShow
The Supernova of 1054, Our Very Special Guest Star
All of humanity likely saw it, a brilliant supernova that lit up the daytime sky in 1054. But 960 years later, there’s still a lot we dont quite understand about the famous celestial phenomenon.
SciShow
The Biggest-Ever Supernova
NASA has chosen three companies whose craft it will use to ship cargo to the ISS and we've got new details about the brightest supernova we've ever observed.
SciShow
Studying Supernovas From the Bottom of the Ocean
Stars blowing up is a surprisingly common occurrence, but who would have thought to search the bottom of the ocean if you were trying to study them?!
Crash Course
Air Travel and The Space Race: Crash Course History of Science
Like the Industrial or the Einsteinian Revolution, the Space Race is a trope, or way of organizing historical events into a story that makes sense. In this story, the two great powers that emerged after World War Two—the United States...
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
Simple Animals: Sponges, Jellies, & Octopuses - Crash Course Biology
Hank introduces us to the "simplest" of the animals, complexity-wise: beginning with sponges (whose very inclusion in the list as "animals" has been called into question because they are so simple) and finishing with the most complex...
PBS
From the Cambrian Explosion to the Great Dying
The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth's history. With near constant revolutions in life, punctuated by catastrophic extinctions, it is also one of the most chaotic.
Bozeman Science
Animals
Paul Andersen briefly surveys members of the Domain Animalia. He begins with brief description of the phylogeny of animals. He then describes the characteristics of all animals, heterotrophy, multicellularity, motility and blastula. ...
Crash Course
History of Media Literacy, Part 1: Crash Course Media Literacy
In order to understand the history of media literacy we have to go all the way back to straight up literacy. In the first half of our look at the history of media literacy, Jay takes us all the way back to Ancient Greece and forward...