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August 10, 2014 at 1:18am
Reblogged from mindblowingscience
mindblowingscience:

Twilight Zone: Glow-in-the-Dark Sharks Need Special Eyes to See

In the “twilight zone” of the deep ocean, strange glowing sharks have evolved eyes that are adapted to see complex patterns of light in the dark, new research reveals.
These bioluminescent sharks have a higher density of light-sensitive cells in their retinas, and some species have even developed other visual adaptations that help them see the glimmering lights they use to signal to each other, find prey and camouflage themselves in this region where little light penetrates, according to a study published today (Aug. 6) in the journalPLOS ONE.

Continue Reading.

mindblowingscience:

Twilight Zone: Glow-in-the-Dark Sharks Need Special Eyes to See

In the “twilight zone” of the deep ocean, strange glowing sharks have evolved eyes that are adapted to see complex patterns of light in the dark, new research reveals.

These bioluminescent sharks have a higher density of light-sensitive cells in their retinas, and some species have even developed other visual adaptations that help them see the glimmering lights they use to signal to each other, find prey and camouflage themselves in this region where little light penetrates, according to a study published today (Aug. 6) in the journalPLOS ONE.

Continue Reading.

August 9, 2014 at 11:40pm
Reblogged from photographyweek
photographyweek:

Nate Florence at Pipeline by John Hook
This was a huge swell on the north shore of Oahu island, Hawaii. I swam out with my camera and stayed in position for a few hours shooting. As the sun set it made a beautiful backlight from the wave.”
You can see more of John’s photography on Flickr.
Image copyright John Hook and used with permission.
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See the world’s most inspirational images every Thursday in Photography Week. Get five free issues today at http://goo.gl/DWC7ND

photographyweek:

Nate Florence at Pipeline by John Hook

This was a huge swell on the north shore of Oahu island, Hawaii. I swam out with my camera and stayed in position for a few hours shooting. As the sun set it made a beautiful backlight from the wave.”

You can see more of John’s photography on Flickr.

Image copyright John Hook and used with permission.

__

See the world’s most inspirational images every Thursday in Photography Week. Get five free issues today at http://goo.gl/DWC7ND