MinuteEarth
Why It's Impossible To Win a Nuclear War
Nuclear war is a terrifying existential threat, but we shouldn't only fear the blasts because the ensuing smoke is the real killer.
SciShow
Inside the Chernobyl Exclusion Zone
SciShow takes you inside the site of the world's worst nuclear disaster to show you how, nearly 30 years later, life has adapted and persisted.
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
Earth's Not-So-Juicy Center
Hank takes us on a journey to center of the Earth to explain both how the solid core formed and why it is so important for life as we know it.
SciShow
3 Strange-Looking Kinds of Clouds
What do you see in clouds? Bunnies? Zombies? The face of Nic Cage? There are some kinds of clouds that, while rare, make even weirder shapes -- like pancakes, rolling cylinders, and shimmery rainbows
SciShow
Why These 5 Rocks Actually Glow
If you're lucky enough to find a glowing rock, it likely doesn't mean you're the chosen one. In fact, it could have to do with one of these five phenomena! Learn about the quantum mechanics of glowing rocks in this new SciShow Episode...
SciShow
Bdelloids: The Most Hardcore Animals in the World?
Bdelloid rotifers have a superpower. If their DNA is shredded to pieces, whether from a lack of water or a blast of radiation, they can put it back together. Hosted by: Hank Green
SciShow
What Really Happened the First Time We Split a Heavy Atom in Half
When scientists first split the atom, they didn’t realize what they’d done until physicist Lise Meitner figured out they had discovered what we now call nuclear fission.
SciShow
What Do Magnetic Fields Actually Do? | SciShow Compilation
So what exactly do magnetic fields actually do? What would happen if they went away? Turns out, it could be catastrophic! SciShow will explain it all in this fun new episode hosted by Michael Aranda!
SciShow
More on Mating & Monogamy
Hank clarifies the misconceptions about Chagus disease, discusses a couple of interesting celestial events - one that happened in the past and one that will happen in the distant future, and sheds more light on the benefits of sexual...
SciShow
Let's Go To Mars
Hank discusses the challenges involved in manned space travel to Mars, and sends us a message from his 17-year-old self.
SciShow
Lower Your Risk of Cancer Now with These 3 Strategies
Did you know there are everyday practices that can reduce your risk of Cancer? Science can prove it. In a study published this week in the journal Frontiers in Aging, researchers propose a combination of simple strategies to help prevent...
SciShow
Is Airport Security Effective? | The Scientific Breakdown
Long lines, metal detectors and pat downs are a common staple of the airport process. But are these security measures actually efficient and effective? Join Michael Aranda for a new episode of SciShow where he breaks down the science of...
TED-Ed
TED-Ed: The battle that formed the universe | Fabio Pacucci
It's time for the biggest battle in the Universe: the Big Bang. In one corner is gravity— the force that brings all matter together. In the other is pressure— the force that can push matter away. Over the next several hundred thousand...
TED-Ed
TED-Ed: Whatever happened to the hole in the ozone layer? | Stephanie Honchell Smith
In the 1980s, the world faced a huge problem: there was a rapidly expanding hole in the ozone layer. If it continued to grow, rates of skin cancer could skyrocket, photosynthesis would be impaired, agricultural production would plummet,...
PBS
Why Black Women Face A Triple Threat From Breast Cancer
For Black women in America, a breast cancer diagnosis brings with it a
disturbing statistic. Black women are less likely to develop breast cancer
but 40 percent more likely to die from it than white women, according to
the Centers for...
PBS
Hawking Radiation
It's the most famous prediction of perhaps the most famous genius of our time ... Stephen Hawking's theory of Hawking Radiation.
SciShow
Do Cell Phones Cause Cancer?
Remember the last time you used your phone and it left a nice warm spot on your face? - Is that causing cancer? Michael Aranda tells you all about the radiation on your cell phone.
Crash Course
The Big Bang: Crash Course Big History
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...
PBS
The Unruh Effect
Worried about black holes? Consider this: Every time you accelerate - you generate an event horizon behind you. The more you accelerate away from it the closer it gets. Don't worry, it can never catch up to you, but the Unruh radiation...
SciShow
Breast Cancer gets Worse in the Spring and Fall. But...Why?
Seasonal illnesses from infectious diseases aren’t a new concept, but a few decades ago public health experts began to notice the same behavior in some non-infectious diseases like breast cancer. These patterns have helped us learn a lot...
TED-Ed
TED-Ed: Mysteries of vernacular: X-ray - Jessica Oreck and Rachael Teel
The story of the word X-Ray is one of great thinkers. French philosopher Rene Descartes isolated the letters X, Y and Z to stand for unknowns, and centuries later, Wilhelm Rontgen discovered the X-ray, using the X for the unknown nature...
SciShow
Radiation Is a Green Diamond’s Best Friend
Diamonds are iconic, but some of them might make others a little green with envy.
SciShow
How Movies and TV Get Radiation Sickness Wrong
Radiation sickness been portrayed in movies and television for more than 50 years. And those portrayals vary a lot. But if there’s one thing pretty much all these portrayals have in common, it’s that they get radiation sickness wrong—at...