TED-Ed
TED-Ed: Which is better for you: "Real" meat or "fake" meat? | Carolyn Beans
In 2021, a survey of over 1,000 Americans found that nearly two-thirds had eaten plant-based meat alternatives in the past year. Many cited potential health and environmental benefits as their motivation. But are these alternative meats...
SciShow
Your Fridge Isn’t Green, but It Could Be
Refrigeration and air conditioning are among the largest sources of carbon, and the refrigerants we use are greenhouse gases, too. But green refrigerants are on the way, from elastocaloric cooling to a method a bit like salting an icy road.
SciShow
Burn Your Waste With... Water?
Supercritical water produces fire without flames, which is great for making clean drinking water from our waste in space or breaking down forever chemicals here on Earth.
SciShow
Is That “New Car Smell” Dangerous?
Some of us can't get enough of that new car smell. But certain volatile organic compounds (VOCs) that help create this aroma are linked to cancer. While this doesn't mean new car smell definitely increases your chance of getting cancer,...
SciShow
Why Do People Like the Smell of Gasoline?
Why do we love the smell of something like gasoline that provides no clear evolutionary adaptation for us? Here are the psychological and chemical reasons that some researchers have suggested.
MinuteEarth
How We Learned That Water Isn't An Element
For thousands of years, water was thought to be an element. That is, until some of the greatest chemists in the world managed to crack it open.
MinuteEarth
How Caffeine Accidentally Took Over The World
Plants don't make caffeine just for us, so what DO they make it for?
SciShow
We Solved the Mystery of the Dying Birds
Across the southeastern United States, bald eagles have been dying unexplainedly for the past 25 years. In March of 2021, researchers announced that they had found the killer, and they hope we can use this knowledge to better protect...
SciShow
This Molecule Has Saved Billions of Lives, How Do We Make It Without Killing Ourselves?
Ammonia is extremely useful to us as a crucial ingredient in fertilizers. But producing it also has a significant carbon footprint, which is why scientists have been on the hunt for a way to make ammonia production greener.
SciShow
The Deal with Carbs
Carbs are pinned to be the villains in many diets, but those poor guys are just misunderstood.
SciShow
SPNs Might Change the World, So What Are They?
The first 100 people to use the code SCISHOW10 will receive 10% off their first purchase! This code is valid through the end of the year. Head to https://gift.climeworks.com/scishow to give the gift of CO₂ removal this holiday season....
SciShow
Relative Humidity Isn't What You Think It Is
Have you ever wondered why 75% humidity in the summer feels sticky, but 75% humidity in the winter feels super dry? Turns out, the common definition of humidity is inconvenient and confusing. But there is a better way!
SciShow
Cloudy With A Chance Of Aliens: How We Look for Extraterrestrial Life
What do astronomers look for when they study exoplanets for signs of alien life? Hank explains how space telescopes are already yielding tantalizing clues of what other worlds might hold -- including water! -- and how the next generation...
SciShow
Astronomy’s Unsung Hero is a Plain Ol’ Aluminum Ball
In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It was an empty aluminum sphere and couldn't do any science of its own. But the world's most boring disco ball has played a huge...
SciShow
5 Inventions Showing Us the Future of Solar Energy
When you imagine the energy of the future, solar power is probably in the picture – but in recent years, less than 2% of the world’s electricity has come from solar power. Here are 5 new inventions that are likely to change that.
SciShow
The Secrets Hidden in Your Tears, Earwax, and Other Secretions
Our various secretions - from tears to earwax - can tell us more about our bodies than you might think!
SciShow
Shocking Facts About Snakes You Should Definitely Know
The world of snakes is pretty mysterious: maybe you fear them, love them, or respect them from afar, but we can't help but wonder what is it about snakes that makes them so fascinating? Join us for a fun SciShow compilation of everything...
SciShow
Why Aren't Commercial Jets Getting Faster?
Airplanes are one of the quickest ways to get anywhere, but commercial jets haven't gotten much fast since the 1950's. Why is that?
SciShow
How Do Wetsuits Keep You Warm?
Snorkelers, surfers, divers. They all use them… wetsuits! So how do they work to keep you warm? It turns out layers of materials, and water itself!
SciShow
Do Dead Batteries Really Bounce?
Some people have this idea that dead batteries bounce if you drop them, but is it true?
SciShow
Can It Be Too Hot To Fly?
How does heat affect airplanes? Turns out heat, speed and density connect to create dangerous situations.
SciShow
3 Surprising Things Matter Does Under Extreme Pressure
3 Surprising Things Matter Does Under Extreme Pressure
SciShow
The Truth About the Gut to Brain Connection
There aren't many bodily connections as powerful as the gut to brain connection. Why? Watch this new episode of SciShow hosted by Olivia Gordon to learn about the immense power of the microbiome!
SciShow
Viroids: Possibly the Smallest Pathogens on Earth
Potato spindle tuber disease wasn't a life-or-death situation, but it led to the discovery of viroids: infectious, replicating bits of RNA