The Sumerians in ancient Mesopotamia achieved over one hundred “firsts” for human civilization. Advances in writing, agriculture, science, mathematics, medicine, and astronomy. See more in Season 6, Episode 3, “The Anunnaki Connection.” Watch all new episodes of Ancient Aliens, Fridays at 8/7c, and next day on The HISTORY Channel website at #AncientAliens Subscribe for more […]
Tag: Mathematics
Is math discovered or invented? – Jeff Dekofsky
Explore some of the most famous arguments in the ancient debate: is math a human construct or part of the fabric of the universe? — Would mathematics exist if people didn’t? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff […]
39. Physics | Gravitation | Gravitational Potential due to a Hollow Sphere | by Ashish Arora (GA)
Learn complete Physics Video Lectures on Gravitation for IIT JEE by Ashish Arora. This is the most comprehensive website on Physics covering all the topics in detail. No wonder, in its trial run itself, this one of its kind website topped the world ranking on Physics learning. To keep yourself updated about physics galaxy activities […]
But why is a sphere's surface area four times its shadow?
The formula is no mere coincidence. Help fund future projects: An equally valuable form of support is to simply share some of the videos. Special thanks to these supporters: Discussion on Reddit: The first proof goes back to Greek times, due to Archimedes, who was charmed by the fact that a sphere has 2/3 the […]