About the SA Blog Network

Posts Tagged "eye"

MIND Guest Blog

Simply Shining a Light Can Reveal the Brain’s Structure

Pseudo-colored angiogram of a rodent somatosensory cortex with surface vessels in yellow and orange and deep vessels in green. Credits: Vivek Srinivasan and Harsha Radhakrishnan.

This blog is the fifth in a series of guest posts on technology and the brain to celebrate Scientific American Mind’s 10-year anniversary. The magazine’s special November/December issue similarly highlights the interface between code and thought in profiling a future, more digital YOU. Imagine having to spot a single grain of cereal at the bottom [...]

Keep reading »

Jimmy Carter Fights to Eliminate Eye Disease That Plagued His Childhood


Former U.S. President Jimmy Carter was at Pfizer Headquarters in Manhattan on November 5th to honor the 15th anniversary of the International Trachoma Initiative (ITI), a non-for-profit program dedicated to eliminating the eye disease as a public health concern by 2020. Trachoma is a bacterial infection, often spread by houseflies, and it stands as the [...]

Keep reading »

FDA Approves First Retinal Implant


The Food and Drug Administration (FDA) Thursday approved the first retinal implant for use in the United States. The FDA’s green light for Second Sight’s Argus II Retinal Prosthesis System gives hope to those blinded by a rare genetic eye condition called advanced retinitis pigmentosa, which damages the light-sensitive cells that line the retina. For [...]

Keep reading »

Giant Eyes Help Colossal Squid Spot Glowing Whales

giant squid eye

Giant and colossal squid can grow to be some 12 meters long. But that alone doesn’t explain why they have the biggest eyeballs on the planet. At 280 millimeters in diameter, colossal squid eyes are much bigger than those of the swordfish, which at 90 millimeters, measure in as the next biggest peepers. “It doesn’t [...]

Keep reading »
Streams of Consciousness

An Artist Reveals How He Tricks the Eyes

deli in poughkeepsie

A few years ago, James Gurney, a celebrated artist and author, stood before his easel to paint a deli in Poughkeepsie. Surveying the scene before him, he was immediately overwhelmed with literally millions of details. People strolled by. Insects fluttered overhead. Signs poked out from the store and up from the street. Every tree had [...]

Keep reading »

Time for Another Ultimate Wearable Tech Upgrade


  “Alright sir, let’s see how those fit. Blink rate comfortable? Good, okay let’s try using some VR overlays at middle distance while walking…” The best concept art prompts you to make up stories and join in a fictional world. You can’t help it. Altered Carbon by concept artist Ben Mauro is such a perfect [...]

Keep reading »

SciArt of the Day: Eye Heart Yew


Everyone loves a rebus!  It all began with a painting of crumpled paper and an eyeball. You’re welcome for this look into Lis Mitchell’s creative mind. – - Eye Heart Yew by Lis Mitchell / Pixelfish 2002, digital painting. For more about this painting, see Elizabeth’s DeviantArt entry. Portfolio Gallery Blog DeviantArt Twitter: @pixelfish – [...]

Keep reading »

More from Scientific American

Scientific American Holiday Sale

Scientific American Mind Digital

Get 6 bi-monthly digital issues
+ 1yr of archive access for just $9.99

Hurry this offer ends soon! >


Email this Article