Image of the Day

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image: Image of the Day: Sex Flip Flop

Image of the Day: Sex Flip Flop

By | June 9, 2017

The bluebanded goby, Lythrypnus dalli, is capable of quickly changing sexes in either direction—a transition that typically takes two weeks.

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image: Image of the Day: Pretty Prohormone

Image of the Day: Pretty Prohormone

By | June 8, 2017

Once it’s cleaved, the protein precursor pro-opiomelanocortin (POMC) gives rise to hormones involved in appetite, arousal, pleasure, and more.

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image: Image of the Day: Brain Barrier Balls

Image of the Day: Brain Barrier Balls

By | June 7, 2017

In a new and improved in vitro model of the blood-brain barrier, scientists allow a milieu of cells to grow together and form multicellular structures.

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image: Image of the Day: Bird, Plane, or Cyborg?

Image of the Day: Bird, Plane, or Cyborg?

By | June 6, 2017

Rather than attempting to recreate an insect's dynamic agility with robotics, scientists have created a hybrid that's part dragonfly, part robot. 

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image: Image of the Day: Wardrobe Change

Image of the Day: Wardrobe Change

By | June 5, 2017

The Asian common toad (Duttaphrynus melanostictus), like other amphibians, will periodically shed the outermost layer of its skin, then consume it. 

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image: Image of the Day: Memory Maker

Image of the Day: Memory Maker

By | June 2, 2017

The enzyme acetyl-CoA synthetase 2 turns on memory-building genes within the nuclei of hippocampal neurons. 

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image: Image of the Day: How To Train Your Dolphin

Image of the Day: How To Train Your Dolphin

By | June 1, 2017

Capitalizing on dolphins' astute and playful nature, scientists devised an underwater interactive touchscreen game to help them study and interact with these creatures.

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image: Image of the Day: Heart On Your Sleeve

Image of the Day: Heart On Your Sleeve

By | May 31, 2017

The entire underbelly of a newly discovered glassfrog species (Hyalinobatrachium yaku) is see-through, allowing the beholder to peer into its heart. 

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image: Image of the Day: Lights, Camera, T Cells!

Image of the Day: Lights, Camera, T Cells!

By | May 30, 2017

The fluid motions of a T cell’s microvilli, scanning their environment for antigens, are captured in 3-D and in real time.

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image: Image of the Day: Bitingly Beautiful

Image of the Day: Bitingly Beautiful

By | May 26, 2017

The multihued Portuguese man o' war (Physalia physalis), a jellyfish look-alike, is known for its painful sting. 

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