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Stories by bioGraphic

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Scientific American Logo
BiologyMarch 7, 2017

How to Build a Butterfly Wing

Iridescent butterfly wings get their brilliance from structures smaller than a wavelength of light. Scientists are now peeking inside the chrysalis to watch these structural colors form as a living butterfly develops.

"Lens of Time: Building a Butterfly Wing” was first published on bioGraphic © 2016, California Academy of Sciences.

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Scientific American Logo
The SciencesFebruary 23, 2017

Watch Velvet Worms Fire Their Slime Cannons

These deceptively cute purple worms are in fact fearsome predators, launching a net of sticky slime from tiny hoses to capture prey. Scientists are using high-speed cameras to understand how the fluid forces the worm's flexible tubes to oscillate and spray the goo over unlucky insects.

"Lens of Time: Velvet Worms—Secret of the Slime” was first published on bioGraphic © 2016, California Academy of Sciences.

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Scientific American Logo
BiologyOctober 11, 2016

Watch a Sunset Bat Ballet

When a bat emerges from its cave, it engages in a delicate dance with hundreds of its neighbors. High speed videography reveals twirls and collisions as the bats maneuver.

“Lens of Time: Bat Ballet” was first published on bioGraphic © 2016 California Academy of Sciences.

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