Image of the Day

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image: Image of the Day: Vibrant Vegetables

Image of the Day: Vibrant Vegetables

By | May 16, 2016

Carrots vary in color due to differences in pigment compounds called carotenoids, ranging from yellow (lutein) and orange (carotenes), to red (lycopene), and purple (anthocyanin).

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image: Image of the Day: Flight Lessons

Image of the Day: Flight Lessons

By | May 13, 2016

Wind tunnels filled with thin smoke reveal a bat's flying technique as it approaches a stick bearing a mealworm.

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image: Image of the Day: Pollen Pouches

Image of the Day: Pollen Pouches

By | May 12, 2016

Anthers of model species Arabidopsis thaliana burst with pollen grains in this confocal microscopy image.

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image: Image of the Day: Breaking Out

Image of the Day: Breaking Out

By | May 11, 2016

A snapping turtle (Chelydra serpentina) hatches from its egg. Researchers have discovered a gene that determines a hatchling's sex based on egg temperature.

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image: Image of the Day: Doomed

Image of the Day: Doomed

By | May 10, 2016

This male fruit fly (Drosophila melanogaster) embryo with DNA labeled in blue and neurons labeled in green is fatally infected with Spiroplasma bacteria (red).

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image: Image of the Day: No Escape

Image of the Day: No Escape

By | May 9, 2016

A caterpillar triggers the mechanosensitive hairs on the inside of a Venus flytrap, sealing its fate.

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image: Image of the Day: Strong Jawline

Image of the Day: Strong Jawline

By | May 6, 2016

This 3-D–printed scaffold for a jawbone is made out of bone powder and polyester. Similar models might one day be used to help replace damaged bones.

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image: Image of the Day: Drowsy Dragon

Image of the Day: Drowsy Dragon

By | May 5, 2016

A central bearded dragon (Pogona vitticeps) takes a nap. Researchers have discovered the reptiles' sleep patterns resemble those of mammals and birds.

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image: Image of the Day: Flowers and Stems

Image of the Day: Flowers and Stems

By | May 4, 2016

The neural stem cells in this micrograph have been created directly from mouse skin cells using a combination of only nine chemicals.

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image: Image of the Day: Fertilization Fireworks

Image of the Day: Fertilization Fireworks

By | May 3, 2016

A "zinc spark," triggered when an enzyme from a sperm activates a human egg cell, is imaged using fluorescence microscopy and visualized here as a wave of light.

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