The International Space Station (Chris Hadfield)
The Scale of the Universe: An Interactive Infographic by Cary and Michael Huang viaDaniel Donahoo, wired: The Scale of the Universe is an interactive infographic that allows you to scroll through data from the core of quantum theory and the smallest theoretical aspects of the universe, all the way to the estimated size of the entire universe as a whole. Here is the link. htwins.net/scale/
Chinese medicine considers that the kidneys contain the bodies original essence. TCM also associates kidney with sense organ ears and hearing. The element Ether, recognized in Sanskrit Ayurvedic practice. Says that Ether is the element that represents sound, and the essence of the beginning of all that is.
What is the shape of the universe? Spacetime assumes many complicated curvatures due to the clumpiness of the energy it is curved around and it's expansion through time. But even in a completely static universe with completely smooth energy densities, the universe could still be curved. It could be positively curved (the interior angles of a triangle would add up to greater than 180 degrees) or negatively curved (the interior angles of a triangle would add up to less than 180 degrees).