SciShow
Why Don't Birds Have Vertical Tails Like Airplanes?
How do you tell a plane from a bird? The vertical tail, of course! By why can birds fly without a vertical tail, and how do planes use their vertical tails to stay in the air?
Crash Course
Free Will, Witches, Murder, and Macbeth, Part 1: Crash Course Literature 409
The Sound! The Fury! Today, we're talking about Shakespeare's Scottish play, Macbeth. So, was Macbeth really predestined to do all the murdering and bad kinging and other terrible stuff? That's the big question in Macbeth, and it's one...
SciShow Kids
Ravens Are Super Smart! Animal Science for Kids
Here at SciShow Kids we’re gearing up for the spookiest time of year! And today, we're going to learn all about ravens! Ravens may give you the creepy crawlies, but they have some awesome skills and behaviors that make them very clever...
3Blue1Brown
A few of the best math explainers from this summer
Announcement for the results of the first Summer of Math Exposition
SciShow Kids
What’s Your Funny Bone?
Sometimes, when you bump your elbow really hard, your arm can get all weird and tingly, all the way down to your fingers! Some people call that "hitting your funny bone," but what you're hitting isn't a bone at all!
SciShow
Precision Medicine and the Science of Clumsy Robots
Today on SciShow News we talk about a new research effort that is aiming to revolutionize how we treat disease. We also discuss the video where Boston Dynamics shows off it's new version of the Atlas robot by using a hockey stick to mess...
SciShow Kids
Why Can’t I Eat Peanut Butter?
Some people (maybe you!) can't eat certain foods because they're allergic to them. People can have an allergic reaction to almost any kind of food, or even other things, like bee stings! But all allergies have something in common: our...
SciShow
Where Are All the Electric Airplanes
Clean, renewable energy is becoming more and more common in our everyday lives. But, as our cars and buildings become more green, tens of thousands of airplanes fly every day using petroleum-based fuel, and there's seemingly no end in...
SciShow
Could We Spot Alzheimer’s Early With RNA? | SciShow News
Detecting diseases early can be a big help when it comes to treating them, and researchers may have gotten one step closer to diagnosing Alzheimer's with a simple blood test.
TED Talks
Alaa Murabit: What my religion really says about women
Strong faith is a core part of Alaa Murabit's identity -- but when she moved from Canada to Libya as a young woman, she was surprised how the tenets of Islam were used to severely limit women's rights, independence and ability to lead....
TED Talks
TED: How the Panama Papers journalists broke the biggest leak in history | Gerard Ryle
Gerard Ryle led the international team that divulged the Panama Papers, the 11.5 million leaked documents from 40 years of activity of the Panamanian law firm Mossack Fonseca that have offered an unprecedented glimpse into the scope and...
TED Talks
TED: An economic case for protecting the planet | Naoko Ishii
We all share one planet -- we breathe the same air, drink the same water and depend on the same oceans, forests and biodiversity. economist Naoko Ishii is on a mission to protect these shared resources, known as the global commons, that...
SciShow
Is the Five-Second Rule Real?
Oops! You drop your precious midnight snack on the floor! You just picked it up really quick, like less than five seconds, so it is ok to eat, right? But is the 5-second rule really legit?
SciShow
The Not-So-Silver Lining: When Positive Thinking Backfires
There are a multitude of books and motivational speakers that insist that anyone can think their way to happiness, but that advice really isn’t a one-size-fits-all solution.
TED Talks
Margaret Heffernan: Forget the pecking order at work
Organizations are often run according to "the superchicken model," where the value is placed on star employees who outperform others. And yet, this isn't what drives the most high-achieving teams. Business leader Margaret Heffernan...
MinutePhysics
The Portal Paradox
This video is about the Portal Paradox - a paradox in the video game Portal (and Portal 2) regarding whether or not a companion cube passing through a moving portal plops out of the other end with no speed (velocity, momentum), or shoots...
SciShow
How Tongues Helped Vertebrates Conquer Land
You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.
MinuteEarth
How This Sea Shell Knows the Weather in Greenland
Foraminifera - tiny, single-celled marine life forms - build gorgeous houses that record how much ice there is on the planet. FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some...
TED Talks
Geoffrey West: The surprising math of cities and corporations
Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In...
Crash Course
The History of Chemical Engineering: Crash Course Engineering #5
Today we’ll cover the fourth and final of our core disciplines of engineering: chemical engineering. We’ll talk about its history and evolution going from soda ash competitions to oil refineries and renewable energies. We’ll also discuss...
SciShow
6 Parasites That Live INSIDE Cells
When you think "parasite," you might think of leeches or some nasty tape worm, but there are some that can live inside your very own cells. Chapters Plasmodium 0:56 Rickettsia 2:49 ROCKY MOUNTAIN SPOTTED FEVER 2:59 Legionella 4:09...
SciShow
What If Dark Energy Doesn’t Exist?
Dark Energy is what we call the mysterious force that seems to be pushing the universe apart. By some calculations, it makes up 70% of everything in nature. Or...maybe it doesn’t exist at all! Plus, Juno’s observations give us new...
TED Talks
Fiorenzo Omenetto: Silk, the ancient material of the future
Fiorenzo Omenetto shares 20+ astonishing new uses for silk, one of nature's most elegant materials -- in transmitting light, improving sustainability, adding strength and making medical leaps and bounds. On stage, he shows a few...
SciShow
4 Real Inventions Inspired by Science Fiction
Where science fiction becomes science fact - that is the place Hank is exploring in today's episode of SciShow. Many inventions we use today were first imagined in stories that described fantastical futures. Hank talks about the origins...