Image of the Day

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image: Image of the Day: Balancing Act

Image of the Day: Balancing Act

By | October 3, 2016

Electron micrograph of a piece of activated carbon—used for waste treatment—with a spherical microparticle balanced perfectly on a ledge.

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image: Image of the Day: Hatched This Way

Image of the Day: Hatched This Way

By | September 30, 2016

Here's a glimpse at how the body of an embryonic African house snake (Boaedon fuliginosus) develops within an egg.

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image: Image of the Day: Cottontail Cool

Image of the Day: Cottontail Cool

By | September 29, 2016

The ears of a desert cottontail (Sylvilagus audubonii) help the mammal keep cool under the baking sun with a network of blood vessels that acts like a car radiator.

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image: Image of the Day: Staying Warm

Image of the Day: Staying Warm

By | September 28, 2016

Japanese macaques (Macaca fuscata) huddle close in a snowstorm.

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image: Image of the Day: Carry Me Home

Image of the Day: Carry Me Home

By | September 27, 2016

Forager Sahara Desert ants (Cataglyphis bicolor) are known to carry worker ants that are unfamiliar with the landscape from one nest site to another.

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image: Image of the Day: Crowned Caiman

Image of the Day: Crowned Caiman

By | September 26, 2016

Butterflies in the Amazon congregate on the head of a caiman to collect salt, a scarce mineral.

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image: Image of the Day: Buckeye Bloom

Image of the Day: Buckeye Bloom

By | September 23, 2016

A plume of flowers on a California buckeye tree (Aesculus californica), captured at night.

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image: Image of the Day: All Aboard

Image of the Day: All Aboard

By | September 22, 2016

This trainworm reproduces by detaching sperm- or egg-filled segments, called stolons, when it reaches maturity.

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image: Image of the Day: Landing Pad

Image of the Day: Landing Pad

By | September 21, 2016

A member of the hover fly family (Syrphidae) pauses on a leaf.

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image: Image of the Day: Retina Roadmap

Image of the Day: Retina Roadmap

By | September 20, 2016

In the optic fiber layer of a mouse retina, glial cells (green) and optic nerve fibers (red) help transmit visual stimuli to the brain.

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