TED-Ed
TED-ED: Animation basics: The art of timing and spacing - TED-Ed
Expert timing and spacing is what separates a slide show from a truly amazing animation. TED-Ed demonstrates, by manipulating various bouncing balls, how the smallest adjustments from frame to frame can make all the difference.
Be Smart
Could You Be Immune To Everything?
Do you remember having a cold in 5th grade? Or the flu a couple years ago? Your immune system does. Our bodies hold many levels of immune defense. Millions of B cells and T cells and antibodies are constantly on patrol for germs and...
TED-Ed
TED-ED: Would you sacrifice one person to save five? - Eleanor Nelsen
Imagine you're watching a runaway trolley barreling down the tracks, straight towards five workers. You happen to be standing next to a switch that will divert the trolley onto a second track. Here's the problem: that track has a worker...
Bozeman Science
Newton's Third Law
In this video Paul Andersen explains how Newton's Third Law applies to all objects. When an object applies a force to another object (Action) and equal and opposite force (Reaction) is applied to the original object. Several scenarios...
TED-Ed
TED-Ed: How to defeat a dragon with math - Garth Sundem
Having trouble remembering the order of operations? Let's raise the stakes a little bit. What if the future of your (theoretical) kingdom depended on it? Garth Sundem creates a world in which PEMDAS is the hero but only heroic when in...
TED Talks
TED: Better toilets, better life | Joe Madiath
In rural India, the lack of toilets creates a big, stinking problem. It leads to poor quality water, one of the leading causes of disease in India, and has a disproportionately negative effect on women. Joe Madiath introduces a program...
TED Talks
TED: An interview with the founders of Black Lives Matter | Alicia Garza, Patrisse Cullors and Opal Tometi
Born out of a social media post, the Black Lives Matter movement has sparked discussion about race and inequality across the world. In this spirited conversation with Mia Birdsong, the movement's three founders share what they've learned...
Amoeba Sisters
Muscle Tissues and Sliding Filament Model
Join the Amoeba Sisters a they explore different muscle tissues and then focus on the sliding filament theory in skeletal muscle! This video also briefly talks about muscle naming, some vocabulary (such as agonists and antagonists)...
Crash Course
Tragedy Lessons from Aristotle: Crash Course Theater #3
Aristotle. He knows a lot, right? And if you choose to believe Aristotle, then you must believe all the mechanics of tragedy that Mike is about to lay on you. This week, we're looking at Aristotle's rules for the basic elements of...
Crash Course
Peripheral Nervous System: Crash Course A&P
It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent...
Crash Course
Screenplays: Crash Course Film Production
If you want to make a movie, generally you're going to want to start with a script. In this episode of Crash Course Film Production, Lily Gladstone talks about the basics of screenplays and how to get started thinking about and actually...
TED Talks
TED: Europe's plan to become the first carbon-neutral continent | Ursula von der Leyen
With the ambitious goal of becoming the first carbon-neutral continent by 2050, the European Union has committed to creating a greener world for future generations. In this bold talk, Ursula von der Leyen, President of the European...
SciShow
World’s Most Asked Questions What Is Love
People ask Google everything under the sun. One of the most commonly searched questions in the world is “What Is Love?”
SciShow
How Apple Flies Changed the Way We Think of Evolution
How does one species evolve into two within the same habitat? Discover the details behind a rare type of evolution: sympatric evolution.
SciShow
We're One Step Closer to Understanding Aging
Scientists have had a variety of hypotheses about how chemical stress can affect DNA to cause aging, but a new study has just shown the process in action.
TED-Ed
TED-Ed: How friendship affects your brain | Shannon Odell
If it seems like friendships formed in adolescence are particularly special, that's because they are. Childhood, adolescent, and adult friendships all manifest differently in part because the brain works in different ways at those stages...
Crash Course
Muscles, part 1 - Muscle Cells: Crash Course A&P
We're kicking off our exploration of muscles with a look at the complex and important relationship between actin and myosin. Your smooth, cardiac, and skeletal muscles create movement by contracting and releasing in a process called the...
Crash Course
Japan, Kabuki, and Bunraku: Crash Course Theater #23
We're headed back to Japan, this time in the Edo period to follow up on Noh theater, which had gone out of style last time we checked in. Now, under the Shoguns, there's couple of really interesting types of drama on the scene. Kabuki is...
TED Talks
TED: The intended consequences of helping nature thrive | Ryan Phelan
From a special black-footed ferret to coral that can withstand warming waters, genetic rescue efforts that use genomics and synthetic biology are helping nature thrive. But despite the huge successes of this kind of intervention,...
SciShow
Weird Places Waitomo Caves
Hank brings you the tale of another weird place on earth - the Waitomo Caves of New Zealand, where glowworms emit bluish-green light in a beautiful display.
TED Talks
TED: What soccer can teach us about freedom | Marc Bamuthi Joseph
Soccer is the only thing on this planet that we can all agree to do together, says theater maker and TED Fellow Marc Bamuthi Joseph. Through his performances and an engagement initiative called "Moving and Passing," Joseph combines...
TED Talks
TED: How to be an upstander instead of a bystander | Angélique Parisot-Potter
If you see something wrong in the workplace, what should you do? Business leader Angélique Parisot-Potter says you should speak up, even when it's scary. Sharing her personal experience of voicing concerns at work, she offers three...
TED-Ed
TED-Ed: The ABC's of gas: Avogadro, Boyle, Charles - Brian Bennett
How can bottles and balloons help explain the different laws that govern gas? See how Boyle's Law, Charles' Law, and Avogadro's Law help us understand the laws that govern gas properties.
Crash Course
Shakespeare's Tragedies and an Acting Lesson: Crash Course Theater #15
Shakespeare's tragedies...were tragic. But they had some jokes. They also changed the way tragedies were written. Characters like Hamlet, Macbeth, and King Lear had tragic outcomes, but they were sympathetic characters in a lot of ways....