In geometry, the great dirhombicosidodecacron is a nonconvex isohedral polyhedron. It is the dual of the great dirhombicosidodecahedron. In Magnus Wenninger's Dual Models, it is represented with intersecting infinite prisms passing through the model center, cut off at a certain point that is convenient for the maker. Wenninger suggested these figures are members of a new class of stellation polyhedra, called . However, he also acknowledged that strictly speaking they are not polyhedra because their construction does not conform to the usual definitions. (Wikipedia).
From playlist the absolute best of stereolab
This levitron manufactured by my friend İzzet Özgöçmen. We enjoyed playing with it.
From playlist Izzet Özgöçmen
il Large Hadron Collider (Italiano)
Una panoramica sul progetto LHC ed i suoi campi di ricerca.
From playlist Italiano
The Great Mosque of Cordoba in Spain is one of the world's most beautiful pieces of Islamic architecture. Discover all the secrets of this magnificent construction and understand the Architecture of Islam. Subtitles available in several languages. Ve el vídeo en español: https://youtu.be/
From playlist Spain
What Happened to the World's Greatest Ape?
PBS Member Stations rely on viewers like you. To support your local station, go to http://to.pbs.org/DonateEons ↓ More info below ↓ Probably twice the size of a modern gorilla, Gigantopithecus is the greatest great-ape that ever was. And for us fellow primates, there are some lessons to b
From playlist Ancient Fauna, Flora & Fungi
The World's Tallest Skyscrapers Aren't Really That Tall
Thanks to Pepperonin for supporting us on Patreon and making this video possible! Support us here: http://bit.ly/2qBHc Having the title of world's tallest skyscraper is an exemplary achievement for developers across the world. Ever since man started to build up, we've been competing to se
From playlist Concerning Engineering
Is this the most successful animal ever? - Nigel Hughes
Discover the creatures known as trilobites, one of Earth’s most successful early animals, and find out what led to their extinction. -- Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the most successful lifeforms in Eart
From playlist Amazing Animals
Alexander the Great: Crash Course World History #8
In which you are introduced to the life and accomplishments of Alexander the Great, his empire, his horse Bucephalus, the empires that came after him, and the idea of Greatness. Is greatness a question of accomplishment, of impact, or are people great because the rest of us decide they're
From playlist World History
Nostradamus' First 100 Predictions // 16th Century Primary Source
This is the first 'century' of 16th century seer Nostradamus' prophecies, unedited and without commentary. If this channel is something you like, if you think saving primary sources is important, head over to the patreon and join up! https://patreon.com/voicesofthepast — Don’t forget to
From playlist Curiosities
Cyrus the Great establishes the Achaemenid Empire | World History | Khan Academy
Cyrus the Great overthrows the Medians to establish the Achaemenid Empire (Persian Empire). Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/world-history/ancient-medieval/ancient-persia/e/key-concepts--the-achaemenid-empire Watch the next lesson:
From playlist 600 BCE - 600 CE Second-Wave Civilizations | AP World History | Khan Academy
10 Facts to Remember about the Great Wall of China
https://memorycourse.brainathlete.com/memorytips Check out my memory course at the link above and get a free gift. I recently visited the Great Wall of China. It was a lifelong goal of mine to see and was fascinating to walk up and down it. There is some rich history of the Great Wall o
From playlist Things to Remember About History
Professor Monteiro's main research interests are in International Relations theory and security studies. We talk with him about his forthcoming book that addresses three questions related to the topic of unipolarity: Is it peaceful? Is it durable? And, how does it impact deterrence?
From playlist The MacMillan Report
What made empires successful? | The Rise of The Great Powers | Documentary movie
Empires are built out of separate units with some kind of diversity – ethnic, national, cultural, religious – and imply at least some inequality between the rulers and the ruled. So what are major challanges for empires? ❤ SUBSCRIBE TO EARTH PLANET: https://bit.ly/3aTM0kH 🦖 DINOSAURS DOC
From playlist Civilization
Being FOOLED By Quarantine Magic Tricks!!
MY STORE: https://www.1st.shop/ Our Community: https://www.reddit.com/r/ChrisRamsay52/ Today I'm checking out your creative magic effects which you've posted on our subreddit. Thank you for all the great submissions! You guys are insane!! 1000's of PUZZLES Available here: http://www.puzz
From playlist REACTING TO MAGIC