Mobius strip necklace | gold vermeil horizontalDNA_Upsell Darwin wrote “I think” followed

Darwin wrote “I think” followed by the sketch

Why do dentists use a mirror instead of just looking directly

Most of the blood reaching the liver comes from the portal vein

The circle of Willis is their working anatomy

Egg and sperm necklace | sterling silver

Mobius strip necklace | gold vermeil horizontalDNA_Upsell Darwin wrote “I think” followedMbius strip necklace 18k gold vermeil One side. One edge. The Mbius strip is the simplest non orientable surface in topology, a single ribbon with a half twist, joined at the ends, where the inside becomes the outside and back again as you trace it. The pendant follows the geometry exactly: a closed loop that you can run a finger along forever and never lift it. The Science Behind the Mbius Strip The strip was described independently in 1858 by August