MinutePhysics
The Speed of Light in Glass
How does light speed up after leaving glass or water? What do light and the President of the United States have in common?
TED-Ed
TED-Ed: Radioactivity: Expect the unexpected - Steve Weatherell
Neutrons don't change into protons. Except, sometimes, they do. Radioactivity is the process under which the nucleus can change spontaneously from one element to another. Steve Weatherell suggests that we acknowledge both the usefulness...
SciShow Kids
Migrations: Big Animal Trips
Have you ever moved? Some animals move too! And if an animal moves from one place to another for weather or food, it's called migration!
SciShow Kids
Turtle Travel Tips: How Magnets Can Help Us Navigate | Magnetoreception
When people travel a long distance, they'll usually use a map. But there are lots of animals that travel really long distances, too, and they can't use maps... so how do they not get lost? Our friend Dr. Turtleman calls in to explain!...
Be Smart
Illuminating the Universe: The History of Light
Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we learn light's true nature, as the fastest thing in the universe, an electromagnetic...
TED-Ed
TED-ED: Why do animals form swarms? - Maria R. D'Orsogna
When many individual organisms come together and move as one entity, that's a swarm. From a handful of birds to billions of insects, swarms can be almost any size. They have no leader, and members interact only with their neighbors or...
TED Talks
Tal Danino: Programming bacteria to detect cancer (and maybe treat it)
Liver cancer is one of the most difficult cancers to detect, but synthetic biologist Tal Danino had a left-field thought: What if we could create a probiotic, edible bacteria that was "programmed" to find liver tumors? His insight...
TED Talks
TED: Imaging at a trillion frames per second | Ramesh Raskar
Ramesh Raskar presents femto-photography, a new type of imaging so fast it visualizes the world one trillion frames per second, so detailed it shows light itself in motion. This technology may someday be used to build cameras that can...
Bozeman Science
Atomic Models
In this video Paul Andersen explains how the atomic model has changed over time. A model is simply a theoretical construct of phenomenon and so when we receive new data we may have to refine our model. Ionization energy data resulted in...
SciShow Kids
Amazing Animal Groups
Groups of animals have some really interesting names! Learn about them with Jessi and Squeaks!
TED-Ed
TED-Ed: How fast is the speed of thought? | Seena Mathew
Your mortal enemy has captured you and hooked you up to a bizarre experiment. He's extended your nervous system with one very long neuron to a target about 70 meters away. At some point, he's going to fire an arrow. If you can then think...
Crash Course
Arguments Against Personal Identity: Crash Course Philosophy
How can Daenerys Targaryen help us understand personal identity? Find out as Hank continues our exploration of personal identity, learning about Hume’s bundle theory and Parfit’s theory of survival through psychological connectedness.
TED Talks
John Hodgman: Design, explained.
Resident expert John Hodgman "explains" the design of three iconic modern objects. Or does he. (From The Design Studio session at TED2012, guest-curated by Chee Pearlman and David Rockwell.)
SciShow
Neutron Star, Meet Black Hole
Scientists have observed a collision of two of the universe's most extreme objects. And a mission to Jupiter's moon Europa makes an important step forward.
TED-Ed
TED-Ed: The Road Not Taken by Robert Frost
An animated interpretation of Robert Frost's poem "The Road Not Taken"
Curated Video
The Ancient Ruins and Historic Sites of Mexico City
Exploring Mexico City, Mexico:Our journey concludes in the historic streets of Mexico City, where we'll embark on a quest to uncover the remnants of ancient civilizations, including the Aztec Empire. Explore the fascinating ruins and...
Curated Video
The History of Migration: From Animals to Humans
This video explores the concept of migration, highlighting how animals, including humans, migrate for various reasons. It delves into the migratory patterns of ducks, fish, and even planets. Additionally, it discusses the ancient...
Curated Video
The Science of Sound: How Sound Waves Reach Your Brain
This video explains how sound waves travel through the air, solids, and liquids to reach our ears. It explores how vibrations create sound waves, which are collected by our ears and make our eardrums vibrate. Our brain recognizes these...
Curated Video
Lisbon: History and Landmarks
Lisbon, Portugal:From the depths of the ocean to the top of the hill on which the Castle of San Jorge sits, we will land in Lisbon, Portugal to experience everything that this ancient city has to offer. Its culture, its customs, temples,...
Curated Video
The Power of Kindness: A Heartwarming Story with Ella the Elephant
In this video, Ella the Elephant is the special guest and she shares a heartwarming story about kindness. She talks about her visit to India during the Holly Festival, where she meets a girl named Ahimsa who is lost and afraid. Ella...
Curated Video
Exploring the Ancient Ruins and Natural Wonders of the Yucatan Peninsula
Yucatan, Mexico:"We head to Yucatan, the land where the ancient Mayans flourished to visit its majestic pyramids and discover this ancient civilization."
Curated Video
Exploring Arizona: From Death Valley to Phoenix
Exploring Arizona, USA:Embark on an adventure in Arizona, known for its vast landscapes and captivating natural wonders. Visit the Pima Air & Space Museum to delve into the realm of space exploration, then explore the breathtaking beauty...