Sandra Arnet
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Human tongue surface, coloured scanning electron micrograph (SEM). Covering the tongue's surface are scale-like projections called filiform papillae, which sense pressure. The round areas (purple) are fungiform papillae which contain the taste buds.

Covering the tongue's surface are scale-like projections called filiform papillae, which sense pressure. The round areas (purple) are fungiform papillae which contain the taste buds.

Northern Lights, Iceland

Northern Lights, Iceland

Underwater Dive - Ed Freeman Fine Art

Underwater is one of the most demanding, yet rewarding environments for fine art figure photography. Bodies, attitudes and relationships transform in a gravity-

MICROSCOPIC HAIRS IN INNER EAR: Inner ear help divers (like the one in today's pic) know their up down orientation in water. Sounds under water are magnified. When we hear sounds (whether under water or above) microscopic hairs in our inner ears vibrate.

MICROSCOPIC HAIRS IN INNER EAR: Inner ear help divers know their up down orientation in water. Sounds under water are magnified. When we hear sounds (whether under water or above) microscopic hairs in our inner ears vibrate.

Bismuth oxide iridescent surface layer on bbismuth crystals. Photo: Wikipedia.org.

This is bismuth, a brittle metal with an iridescent oxide tarnish that produces rainbow colours. It's the most naturally diamagnetic metal in the world, which means it can create a magnetic field in opposition to an externally applied magnetic field.

Geastrum saccatum. Photo: en.wikipedia.org.

Geastrum saccatum. Photo: en.wikipedia.org.

Backlit leaf. Cairns Botanic Gardens. Photo: David Clode.

Backlit leaf. Cairns Botanic Gardens. Photo: David Clode.

Fiddle-leaf fig leaf veins, Ficus lyrata. Photo: David Clode.

back of fiddle leaf fig leaf