View full lesson: http://ed.ted.com/lessons/where-did-russia-come-from-alex-gendler Russia is the biggest country in the world, spanning one-eighth of the earth’s landmass. But where did it all begin? Alex Gendler explores the epic history of the Kievan Rus, where characters ranging from Viking rai
He is Germany's most important space expert (our subjective opinion) and reports on his YouTube channel about everything that has to do with the infinite expanses of space. In our studio, however, it's all about the big issues that touch him personally. For Tim (aka Astro-Tim) that's OK, after all,
Our sun is one reason life on Earth is possible, but what if its mass doubled? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://alugha.com/LifeNoggin Life Noggin is a weekly animated educational series. Whether it's science, pop cul
Do you ever look up into the night sky and wonder how many stars there are? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin https://www.instagram.com/lifenoggin/ Click here to see more videos: https://alugha.com/LifeNoggin Life Noggin is a weekly animated educational se
Janna Levin discusses what we know about the Big Bang, and ponders the profound questions that remain. Course Website: https://www.bighistoryproject.com Facebook: https://www.facebook.com/bighistoryproject Twitter: https://twitter.com/BigHistoryPro Click here to see more videos: https://alugha.com
Mold is a microorganism that forms a typical fungal network. It mainly reproduces through spores. The slightest breeze carries these spores everywhere, which is how they end up in our homes. Here, they usually find ideal conditions. Authors: ZDF/3sat/nano/Autorenkombinat/Josephine Blume, Holger Bar
An analog compass responds to the Earth's magnetic field. A digital smartphone compass, however, works without a magnetic needle. The job of the magnetic needle is taken over by a sensor made of three layers. Authors: ZDF/3sat/nano/Autorenkombinat/Josephine Blume, Holger Barthel, Ingo Schwarz /Alex
Unlike your birth or calendar age, your maturity is your psychological age. If you like to learn yours, grab a pen, paper or note app and take this fun quiz we did. We won't be doing many of these quizzes, so don't be afraid! Disclaimer: This is a fun activity video and it should not be taken too
On this episode of Animal Fact Files discover all the animals that aren't arthropods or invertebrates as we introduce you to our other invertebrates playlist. You can learn more on: Twitter - https://twitter.com/animalfactfiles Facebook - https://facebook.com/animalfactfiles/ --- We always do wha
Space exploration is incredibly expensive. So... why do we even do it? Watch more videos: https://alugha.com/LifeNoggin Follow Life Noggin! Facebook: https://www.facebook.com/LifeNoggin/?ref=br_rs Instagram: https://instagram.com/lifenoggin/ Twitter: https://twitter.com/lifenoggin Official Webs
We often think that freedom means acting without restrictions. But since one person's freedom can influence another's, unrestricted action usually creates problems. To prevent this, we create rules. Philosopher Isaiah Berlin went a step further and distinguished two types of freedom: negative freedo
We made a mistake in the video. It is said that the test subjects held their hands in -10 degrees cold water. It was 14 degrees (Celsius) water. The mistake happened to us during the translation. People tend to judge experiences based on them and remember how they felt at the climax and end of the
