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Klein Bottle EarringsThe Klein bottle is a fascinating topological shape first described in 1882 by German mathematician Felix Klein. It's what's called in mathematics a non orientable, one sided surface with no boundary. An orientable surface is one that can't be transformed into its mirror image by moving a shape along the surface. This means that both the Mbius strip and the Klein bottle are non orientable. To determine if something is one sided, imagine walking across

named for the Greek God of the Heavens

the eighth and most distant planet in our solar system

With the solar system dating over 4

and many more galaxies

Apollo 7 Flown Heatshield Presentation

Focal Length 952mm

Reflective

Achievement Through Excellence is the translation from Latin

science enthusiasts

It comes with a 24 inch steel link chain

With the 500mm focal length and two interchangeable Plössl eyepieces (26mm and 9

Made with a smooth