TED-Ed
TED-Ed: How does laser eye surgery work? | Dan Reinstein
In 1948, Spanish ophthalmologist Jose Ignacio Barraquer Moner was fed up with glasses. He wanted a solution for blurry vision that fixed the eye itself, without relying on external aids. The surgery he eventually devised was called...
National Geographic
360° Orangutan School | National Geographic
National Geographic VR takes you inside the International Animal Rescue sanctuary in the forests of Borneo to see what it takes to teach a baby orangutan… to be an orangutan. Here a dedicated team of vets teaches these orphans everything...
National Geographic
Watch: The Martin Luther King, Jr. Memorial Up Close | National Geographic
Forty-three years after his death, Martin Luther King, Jr., became the first African American and fourth non-president to be honored with a memorial on the National Mall. The memorial, which overlooks the Tidal Basin in Washington, D.C.,...
TED-Ed
TED-Ed: What causes sleepwalking? | Emmanuel During
Mumbling fantastical gibberish; devouring blocks of cheese in the nude; peeing in places that aren't toilets; and jumping out of windows. These are all things people have reportedly done while sleepwalking, a behavior that can be...
TED-Ed
How do antidepressants work? | Neil R. Jeyasingam
In the 1950s, the discovery of two new drugs sparked what would become a multi-billion dollar market for antidepressants. Neither drug was intended to treat depression at all— many doctors and scientists believed psychotherapy was the...
TED-Ed
TED-Ed: The twins who tricked the Maya gods of death | Ilan Stavans
One day, twin brothers Junajpu and Ixb'alanke discovered their father's hidden ballgame equipment and began to play. Hearing their vigorous game, the lords of the underworld sent a messenger to challenge the boys to a match. Despite the...
SciShow Kids
Why Does Springtime Make Me Sneeze? Body Science for Kids
Are you sneezing more as it gets nicer outside? Jessi and Squeaks talk about allergies, and explain what your body is going through!
TED-Ed
TED-ED: How do fish make electricity? - Eleanor Nelsen
Nearly 350 species of fish have specialized anatomical structures that generate and detect electrical signals. Underwater, where light is scarce, electrical signals offer ways to communicate, navigate, find, and sometimes stun prey. But...
TED-Ed
TED-ED: What's the difference between accuracy and precision? - Matt Anticole
When we measure things, most people are only worried about how accurate, or how close to the actual value, they are. Looking at the process of measurement more carefully, you will see that there is another important consideration:...
TED-Ed
TED-ED: What's an algorithm? - David J. Malan
An algorithm is a method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorithms. David J. Malan explains how algorithms can be used in seemingly simple...
TED-Ed
Can you win a game of quantum foosball? | Matteo Fadel
After a long day working on the particle accelerator, you and your friends head to the arcade to unwind. The lights go out for a second, and when they come back, there before you gleams a foosball table. Always game, you insert your...
SciShow Kids
More Animal Valentines! | Valentine's Day | A SciShow Kids Compilation
Mister Brown and Squeaks open Valentines from a bunch of their animal pals!
National Geographic
Clingy Orangutan Gets Too Close For Comfort | National Geographic
A tourist in the jungles of Indonesia got up close and personal with a clingy orangutan. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's premium destination for science,...
National Geographic
This Island’s Rare Coastal Wolves Could Be In Danger | National Geographic
Why are the coastal wolves of Vancouver Island so elusive? ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through...
National Geographic
The Palestine "Black Forest" | Parched
The black water tanks located on roofs all around Palestine collectively make up what is called "the black forest." See first hand how residents rely on these tanks to survive water shortages. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡...
National Geographic
Who Was the First Person to Reach the North Pole? | National Geographic
Reaching the North Pole is no small feat. While many believe the first person to accomplish this daunting task was either Robert Peary or Frederick Cook, the title might actually belong to an African American explorer named Matthew...
TED-Ed
TED-Ed: Networking for the networking averse - Lisa Green Chau
Networking can seem so hard -- but not if you have the right advice. Try taking advantage of weak ties; you never know what friend of a friend of a friend can aid you in your dreams. Lisa Green Chau outlines how being proactive and...
TED-Ed
TED-Ed: The most notorious scientific feud in history | Lukas Rieppel
After the California Gold Rush of 1848, settlers streamed west to strike it rich. In addition to precious metals, they unearthed another treasure: dinosaur bones. Two wealthy scientists in particular— Othniel Charles Marsh and Edward...
TED-Ed
TED-Ed: Dissecting Botticelli's Adoration of the Magi - James Earle
The scene of the three wise men offering gifts to a newborn Jesus was widely painted during the Renaissance era, so how did painter Sandro Botticelli create a version that's still well known today? James Earle describes who and what set...
TED-Ed
TED-ED: What are gravitational waves? - Amber L. Stuver
In September 2015, scientists witnessed something never seen before: two black holes colliding. Both about 30 times as big as our Sun, they had been orbiting each other for millions of years. A fraction of a second before the crash, they...
TED-Ed
TED-ED: The mighty mathematics of the lever - Andy Peterson and Zack Patterson
Archimedes once said "Give me a place to stand, and I shall move the Earth." While the idea of a person moving such a huge mass on their own might sound impossible, chances are you've seen this idea in action at your local playground....
TED-Ed
TED-Ed: The twisting tale of DNA - Judith Hauck
What do a man, a mushroom, and an elephant have in common? A very long and simple double helix molecule makes us more similar and much more different than any other living thing. But, how does a simple molecule determine the form and...
TED-Ed
TED-Ed: How do ocean currents work? - Jennifer Verduin
Dive into the science of ocean currents (including the Global Conveyor Belt current), and find out how climate change affects them. -- In 1992, a cargo ship carrying bath toys got caught in a storm. Shipping containers washed overboard,...
TED-Ed
TED-Ed: Who owns the "wilderness"? | Elyse Cox
In 1903, US President Theodore Roosevelt took a camping trip in California's Yosemite Valley with conservationist John Muir. Roosevelt famously loved the outdoors, but Muir had invited him for more than just camping: Yosemite was in...