Image of the Day

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image: Image of the Day: Colon Cross-Section

Image of the Day: Colon Cross-Section

By | October 27, 2015

This slice of human colon tissue shows goblet cells (red) surrounded by enterocytes and connective tissue.

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image: Image of the Day: Cell Skeleton

Image of the Day: Cell Skeleton

By | October 26, 2015

Actin bundles (gold) in these human myoblasts provide mechanical support for the cells’ movement and function.

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image: Image of the Day: Toxic Taste

Image of the Day: Toxic Taste

By | October 23, 2015

The skipper butterfly caterpillar (Pyrrhopyge thericles) is toxic to predators because it feeds on poisonous Vismia plants.

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image: Image of the Day: Dazzling Decay

Image of the Day: Dazzling Decay

By | October 22, 2015

This time-lapse micrograph shows marine bacteria (blue) feeding on a decaying ocean diatom (silver, 0.1 mm long).

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image: Image of the Day: Honeycomb Home

Image of the Day: Honeycomb Home

By | October 21, 2015

Honeybee larvae (left) hatch from eggs (right) in their cells approximately three days after being laid.

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image: Image of the Day: Flower Power

Image of the Day: Flower Power

By | October 20, 2015

The developing flowers on the tip of this Arabidopsis thaliana contain cells of varying sizes (cell nuclei and plasma membranes in green; chloroplasts in red).

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image: Image of the Day: Icy Iron

Image of the Day: Icy Iron

By | October 19, 2015

The red color of Antarctica’s Blood Falls is caused by iron in the water trapped under the Taylor Glacier.

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image: Image of the Day: Ornate Optics

Image of the Day: Ornate Optics

By | October 16, 2015

This image of a mouse retina displays a branching blood vessel (blue) amid glial cells (green), neuron cell bodies (orange), and their optic nerve fibers (red).

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image: Image of the Day: Seeding Success

Image of the Day: Seeding Success

By | October 15, 2015

Seeds from the critically endangered Japanese birch (Betula chichibuensis) germinated last month for the first time in nearly 30 years at Bedgebury National Pinetum in the United Kingdom.

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image: Image of the Day: Death Star

Image of the Day: Death Star

By | October 14, 2015

A bacterial infection in their tails causes these Caenorhabditis elegans (green) and Pristionchus pacificus (grey) nematodes to stick together until they die.

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