Can you solve the secret assassin society riddle?
AdultsBooksCreativityEducation... Your agent has infiltrated a life or death poker game in a hidden back room of a grand casino.
A Lot About Axolotls
YouthAnimalsBiologyEducationNature... Join Jessi and Squeaks as they learn about why axolotls have feathery gills and live in water, and how to protect their natural habitat.
4.5 Billion Years in 1 Hour
AdultsEducationHistoryScience... Earth is 4.5 billion years old - which is approximately the same amount of time it took us to create this video.
Super Simple Thank You
KidsEducationMusic Sing along to this sweet song to show your appreciation by saying a simple "thank you".
How to Think Computationally About AI
AdultsEducationTechnologyWorld... Drawing on his decades-long mission to formulate the world in computational terms, Stephen Wolfram delivers a profound vision of computation and its role in the future of AI.
How One Line in the Oldest Math Text Hinted at Hidden Universes
AdultsEducationHistoryHuman... A huge thank you to Prof. Geraint Lewis and Dr. Ashmeet Singh for helping us understand the applications of Non-Euclidean geometry in astronomy/cosmology.
What Is Dust?
YouthEducationScience Are your kids wondering: What is dust? This question came from Deago, a student from the United States.
Primitive Technology: Brick and Charcoal Production
AdultsConstructionCreativityEducation... In this video I use the thatched hut to fire bricks and make charcoal in for the first time.
Astronaut Tells The Story Behind Iconic Space Photos | WIRED
AdultsEducationHistorySpace... ESA Astronaut Tim Peake visits WIRED to have a look back at pivotal moments in the history of human space flight, captured in 8 unforgettable photographs.
How Did Life Begin? (Evolutionary History): Crash Course Biology #16
AdultsEducationScienceSelf... Humans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth.
Brian Cox on how black holes could unlock the mysteries of our universe
AdultsEducationPhysicsScience... When black holes disappear, what happens to the stuff that fell in? Physicist Brian Cox explains.
The Truth About Space Combat
AdultsEducationPhysicsScience... George Lucas and the release of Star Wars in the 1970s unintentionally set a precedent for how almost every single piece of sci-fi media would depict space combat.
Ancient Life as Old as the Universe
AdultsEducationNatureScience... Life has existed on one planet for about 4 billion years, for all we know. But it might have started right after the Big Bang, when the universe was much stranger and more fantastic than today.
How to Make Learning as Addictive as Social Media | Luis Von Ahn | TED
AdultsEducationHumanTechnology... When technologist Luis von Ahn was building the popular language-learning platform Duolingo, he faced a big problem: Could an app designed to teach you something ever compete with addictive platforms like Instagram and TikTok?