SciShow
Do Placebos Work For Animals? Yes, Weirdly Enough
A placebo can only work if someone (or something) believes it will. So how can animals be fooled by the placebo effect?
TED-Ed
TED-Ed: How to unboil an egg - Eleanor Nelsen
It's so obvious that it's practically proverbial: you can't unboil an egg. But actually, it turns out that you can -- sort of. Eleanor Nelsen explains the process by which mechanical energy can undo what thermal energy has done.
SciShow
Future Space News of 2014
Hank delivers news of the future, with his rundown of the top space missions scheduled for 2014. Learn about upcoming launches to a nearby asteroid, a comet as it approaches the sun, and the first test flight of NASA's new Orion crew...
SciShow
Why Don't Penguins' Feet Freeze?
How do they do it? Penguins standing on ice, not only for days, but their whole lives! And their feet don’t hurt like ours would. It has something to do with blood and an amazing twist that penguins have developed.
Crash Course
Energy & Chemistry: Crash Course Chemistry
Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week,...
Bozeman Science
Le Chatelier's Principle
In this video Paul Andersen explains how Le Chatelier's Principle can be used to predict the effect of disturbances to equilibrium. When a reversible reaction is at equilibrium disturbances (in concentration, temperature, pressure, etc.)...
TED-Ed
TED-Ed: Under the hood: The chemistry of cars - Cynthia Chubbuck
There are over one billion cars in the world right now, getting people from point A to point B. But cars aren't just a mode of transportation; they also teach an excellent lesson in chemistry. Cynthia Chubbuck navigates the intricate...
TED Talks
TED: How we can make energy more affordable for low-income families | DeAndrea Salvador
Every month, millions of Americans face an impossible choice: pay for energy to power their homes, or pay for basic needs like food and medicine. TED Fellow DeAndrea Salvador is working to reduce energy costs so that no one has to make...
SciShow
3 Ways to Save Earth from an Asteroid
Hank gives us the skinny on three plans NASA scientists have come up with to save Earth from an asteroid impact. Hopefully we'll never have to use any of them.
SciShow
Cheers to the Science of Booze
Happy New Years! Ring in the new year the right way....by learning all about alcohol! The Science of Hangovers 0:35 Does Alcohol Kill Brain Cells? 3:42 Does Alcohol Keep You Warm? 5:46 Why Does Alcohol Burn When You Drink It? 7:21 Why...
MinuteEarth
The Hottest Place on Earth
This video explores the concept of measuring the hottest place on Earth, challenging the assumption that Death Valley holds the record. By discussing the limitations of traditional weather stations and highlighting the use of satellite...
SciShow
How Do Desensitizing Toothpastes Work?
Do popsicles give you toothaches? Do you wonder why that special toothpaste makes it all better? We've got you covered!
TED-Ed
TED-Ed: The chemistry of cookies - Stephanie Warren
You stick cookie dough into an oven, and magically, you get a plate of warm, gooey cookies. Except it's not magic; it's science. Stephanie Warren explains via basic chemistry principles how the dough spreads out, at what temperature we...
TED Talks
Adam Grosser: A mobile fridge for vaccines
Adam Grosser talks about a project to build a refrigerator that works without electricity -- to bring the vital tool to villages and clinics worldwide. Tweaking some old technology, he's come up with a system that works.
SciShow
Why It's So Hard to Land on Mars
We’ve sent more spacecraft to Mars than any other planet, but around half of the probes that have ever attempted to explore Mars have either crashed or disappeared.
TED Talks
Dean Kamen: To invent is to give
Inventor Dean Kamen lays out his argument for the Segway and offers a peek into his next big ideas (portable energy and water purification for developing countries).
SciShow
The End of Everything
Hank gives us an inclusive overview of how everything in the universe is thought to have begun, and how cosmologists predict it will all come to an end. Now get happy!
MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
TED-Ed
TED-Ed: If superpowers were real: Super speed - Joy Lin
What if super speed wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super speedy? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...
SciShow
What's It Like On Mercury?
SciShow Space takes you on a tour of Mercury, the sun's closest friend, where a year is just a day and half long, and the surface holds many surprises -- like ice!
MinuteEarth
Unintended Consequences | MinuteEarth Explains
In this collection of classic MinuteEarth videos, we learn that for pretty much every action we humans take, there’s an unintended consequence we didn’t see coming.
Be Smart
The Surprising Places We Waste Energy
We use a LOT of energy, but we waste a lot too. Where that waste happens might surprise, you though. We don't just waste energy when we leave the lights on or the thermostat cranked down too low. It happens at the dinner table and the...
SciShow
The Most Dangerous Part of Space Travel Coming Home
SciShow Space takes you through perhaps the scariest part of every space mission -- re-entry. How do astronauts survive the turbulent return to Earth’s atmosphere? Math, y’all!