Erkunde X-strahlen, Shell Art und noch mehr!

Logarythimic Spiral. 'The structure of the gastropod shell forms a logarithmic spiral first described by Descartes and later by Bernoulli.  --Deep Sea '

Logarythimic Spiral. 'The structure of the gastropod shell forms a logarithmic spiral first described by Descartes and later by Bernoulli. --Deep Sea '

gymnastics ........x-ray, this would be interesting to see on my gymnast

gymnastics ........x-ray, this would be interesting to see on my gymnast

X-ray of a Chambered nautilus .Nautilus pompilius. The exquisite, multi-chambered shell of the nautilus serves as its protection as well as its flotation devise. It fills its shell with water when it wants to sink, dispels water to rise, and moves laterally through jet propulsion. The nautilus is a “living fossil”

X-ray of a Chambered nautilus .Nautilus pompilius. The exquisite, multi-chambered shell of the nautilus serves as its protection as well as its flotation devise. It fills its shell with water when it wants to sink, dispels water to rise, and moves laterally through jet propulsion. The nautilus is a “living fossil”

Lookdown fish (Selene vomer) specimens in an x-ray exposurefrom “X-ray Vision: Fish Inside Out,” an exhibition from the Smithsonian’s National Museum of Natural History and the Smithsonian Institution Traveling Exhibition Service (SITES).

Lookdown fish (Selene vomer) specimens in an x-ray exposurefrom “X-ray Vision: Fish Inside Out,” an exhibition from the Smithsonian’s National Museum of Natural History and the Smithsonian Institution Traveling Exhibition Service (SITES).

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