Image of the Day

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image: Image of the Day: Sightless Swimmers

Image of the Day: Sightless Swimmers

By | June 21, 2016

These Mexican blindcats—eyeless catfish never before found outside Mexico—were recently discovered in a water-filled cave in Texas.

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image: Image of the Day: Sea Sketch

Image of the Day: Sea Sketch

By | June 20, 2016

Around 210 million years ago, tropical seas surrounded what is now Britain, as illustrated in this drawing of an ichthyosaur, armored fish, and sharks by geologist Valentina Rossi.

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image: Image of the Day: Escape Hatch

Image of the Day: Escape Hatch

By | June 17, 2016

Red-eyed tree frog embryos can hatch up to two days ahead of schedule in order to escape from predators like this cat-eyed snake.

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image: Image of the Day: In Vitro Fertilization

Image of the Day: In Vitro Fertilization

By | June 16, 2016

The winning image from this year's Agar Art contest paints a picture of fertilization using Staphylococcus aureus (red), Staphylococcus xylosus (green), Staphylococcus hyicus (white), and Corynebacterium glutamicum (yellow).

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image: Image of the Day: Three on a Branch

Image of the Day: Three on a Branch

By | June 15, 2016

One male (gray) and two female red-footed falcons shuffle around to make space on a tree near Beit Shemesh, Israel.

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image: Image of the Day: Sticking Together

Image of the Day: Sticking Together

By | June 14, 2016

Adult human fibroblasts (nuclei in blue) adhere to the extracellular matrix thanks to actin stress fibers (magenta) and an adhesion protein called vinculin (green).

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image: Image of the Day: Smashing It

Image of the Day: Smashing It

By | June 13, 2016

A wild bearded capuchin monkey (Sapajus libidinosus) raises a stone tool to smash open a palm nut in Piauì, Brazil.

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image: Image of the Day: Strolling Skin Cells

Image of the Day: Strolling Skin Cells

By | June 10, 2016

Keratinocytes use their actin cytoskeletons to exert traction forces, allowing them to “walk” toward wounds and help them heal.

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image: Image of the Day: Seafloor Signature

Image of the Day: Seafloor Signature

By | June 9, 2016

This 3-D–printed model of Redbird Reef shows small swells on the seafloor known as ripple bedforms, created when strong storms stir up sediment and sand.

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image: Image of the Day: Fog Catcher

Image of the Day: Fog Catcher

By | June 8, 2016

The desert moss Syntrichia caninervis traps moisture from mist using “awns”—tiny hairs measuring just 0.5 mm to 2 mm long.

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