3Blue1Brown
Cross products in the light of linear transformations: Essence of Linear Algebra - Part 11 of 15
The formula for the cross product can feel like a mystery, or some kind of crazy coincidence. But it isn't. There is a fundamental connection between the cross product and determinants.
TED-Ed
TED-Ed: Could we build a wooden skyscraper? | Stefan Al
Towering 85 meters above the Norwegian countryside, Mjøstårnet is the world's tallest wooden building, made almost entirely from the trees of neighboring forests. But as recently as the end of the 20th century, engineers thought it was...
SciShow
How (and Why) to Find Your Life’s Purpose
What is the meaning of life? It’s a question as old as our species, and today we’ll take a look at what purpose really means from a psychological perspective, as well as offer up a few tips on how to find yours.
PBS
Supervoids vs Colliding Universes!
If you study a map of the Cosmic Microwave Background, or CMB, you may notice a large, deep blue splotch on the lower right. This area, creatively named the Cold Spot. Is this feature a statistical fluke, the signature of vast...
SciShow
Our New Galactic Neighborhood, and a Tar Comet?
SciShow Space shares the latest news from around the universe, including new insights into the giant supercluster of galaxies that we call home, and the first "data baby" from Rosetta's rendezvous with a comet.
SciShow
What the Wright Brothers Should Actually Be Famous For
For the pioneers of human aviation, one of the trickiest problems was figuring out how to steer the early craft. Then, the Wright Brothers changed everything by using bike parts and watching birds.
MinutePhysics
Picture of the Big Bang (a.k.a. Oldest Light in the Universe)
Where does all the stuff in the universe come from?
Bozeman Science
Thinking in Systems - Level 2 - Components and Interactions
In this video Paul Andersen shows conceptual thinking in a mini-lesson on components and interactions within systems. TERMS: System - a set of components (e.g. things) working together Components - a part of a larger whole Interactions -...
TED-Ed
TED-Ed: How do dogs "see" with their noses? - Alexandra Horowitz
You may have heard the expression that dogs 'see with their noses.' But these creature's amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog's nose can smell the...
TED Talks
Liz Diller: A new museum wing ... in a giant bubble
How do you make a great public space inside a not-so-great building? Liz Diller shares the story of imagining a welcoming, lighthearted -- even, dare we say it, sexy -- addition to the Hirshhorn Museum in Washington, DC. (From The Design...
TED Talks
Beau Lotto: Optical illusions show how we see
Beau Lotto's color games puzzle your vision, but they also spotlight what you can't normally see: how your brain works. This fun, first-hand look at your own versatile sense of sight reveals how evolution tints your perception of what's...
SciShow Kids
Do I Need Glasses?
This video is brought to you by the Child and Teen Checkups program of the Minnesota Department of Health.
SciShow
How Does a Box-Shaped Fish Swim?
Box-shaped fish might seem like they don't have the most efficient body shape, but there are some surprising perks to being an underwater cuboid creature.
SciShow
The Math and Mystery of Murmurations
If you've ever seen a group of starlings in flight, you've appreciated one of nature's most hypnotic sights -- the lava-lamp-like flow of a murmuration. SciShow explains the biology and mathematics behind this beautiful phenomenon.
SciShow
Why Is the Sun's Corona So Hot?
The Sun's corona is hotter than its surface, but where do scientists think such immense heat comes from?
SciShow
The Mysterious Ridges Near Pluto's Heart
Astronomers may have figured out some cool geology on Pluto, and Barnard's star is back in the running for having a planet!
Be Smart
The Cosmic Afterglow
The lingerling radiation from the ancient universe still surrounds us to this day.
SciShow
5 Tiny Animals With BIG Migrations
These little fliers may be small, but pound for pound, they go farther than just about anyone else. Chapters RUBY-THROATED HUMMINGBIRD 0:40 HOVERFLY 2:56 MONARCH BUTTERFLY 4:11 DESERT LOCUST 6:10 5 WANDERING GLIDER 9:41
TED Talks
Grégoire Courtine: The paralyzed rat that walked
A spinal cord injury can sever the communication between your brain and your body, leading to paralysis. Fresh from his lab, Grégoire Courtine shows a new method -- combining drugs, electrical stimulation and a robot -- that could...
TED-Ed
TED-Ed: Football physics: The "impossible" free kick - Erez Garty
In 1997, Brazilian football player Roberto Carlos set up for a 35 meter free kick with no direct line to the goal. Carlos's shot sent the ball flying wide of the players, but just before going out of bounds it hooked to the left and...
3Blue1Brown
Gradient descent, how neural networks learn: Deep learning - Part 2 of 4
An overview of gradient descent in the context of neural networks. This is a method used widely throughout machine learning for optimizing how a computer performs on certain tasks.
3Blue1Brown
Gradient descent, how neural networks learn | Chapter 2, deep learning
An overview of gradient descent in the context of neural networks. This is a method used widely throughout machine learning for optimizing how a computer performs on certain tasks.
SciShow
White Holes: An Impossible Possibility
Reid Reimers expands your mind with an explanation of white holes -- celestial objects that almost definitely are not real things that can be found in nature. Except, we might have actually seen one.
SciShow
The Amazing Cosmic Discovery That Almost Was
SciShow Space News revisits one of the biggest (potential) astronomical discoveries of 2014, one that promised to revolutionize our understanding of the formation of the universe. Turns out, we're not quite there yet.