Bat flying in front of tan building
Fruit Bats Echolocate During the Day Despite Having Great Vision
Contrary to what researchers had assumed, Egyptian fruit bats don’t rely solely on sight to orient themselves as they drink and forage for food in daylight. 
ABOVE: Yuval Barkai
Fruit Bats Echolocate During the Day Despite Having Great Vision
Fruit Bats Echolocate During the Day Despite Having Great Vision

Contrary to what researchers had assumed, Egyptian fruit bats don’t rely solely on sight to orient themselves as they drink and forage for food in daylight. 

Contrary to what researchers had assumed, Egyptian fruit bats don’t rely solely on sight to orient themselves as they drink and forage for food in daylight. 

ABOVE: Yuval Barkai

vision

Woman in sweater and glasses looks to the right of the camera.
Prosthetic Device Partially Restores Blind Biology Teacher’s Vision
Lisa Winter | Oct 26, 2021
With the help of special glasses that interface with electrodes embedded in her brain, Berna Gomez was able to read letters and distinguish shapes for the first time in 16 years.
Photo of newborn mouse pups
Retinal Activity Prepares Blind Newborn Mice for Vision
Ruth Williams | Jul 22, 2021
Spontaneous waves of nerve impulses flowing across the retina help mouse pups practice motion detection for when they eventually open their eyes.
a drawing of black goggles receiving a beam of light than is then transmitted to an eyeball. from the retina there is a zoom-in of blue and purple cells and purple viruses
Blind Patient Recovers Partial Vision with Optogenetics
Alejandra Manjarrez | May 24, 2021
After receiving an intraocular injection of the gene for a light-sensitive protein, a 58-year-old man diagnosed with the neurodegenerative eye disease retinitis pigmentosa was able to locate objects on a table using engineered goggles.
illustration of different cells types in retina
Cones Derived from Human Stem Cells Help Mice See: Study
Marcus A. Banks | Apr 23, 2021
Researchers insert functioning cone photoreceptors into the retinas of mice with advanced eye disease, improving their vision.
a close-up photo of C. elegans worms
Eyeless C. elegans Perceives Colors: Study
Shawna Williams | Mar 4, 2021
The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.
Image of the Day: Bespectacled Mantis
Emily Makowski | Dec 10, 2019
Insects wearing 3-D glasses detect computer-generated prey.
cornea ipsc induced pluripotent stem cells corneal transplant eye disease
Woman Receives First Corneal Transplant Made from iPS Cells
Emily Makowski | Sep 3, 2019
The patient’s vision has improved since the procedure, and her cornea remains clear.
Researchers Launch First Study of In Vivo CRISPR Therapy in Humans
Catherine Offord | Jul 26, 2019
A trial is recruiting patients to test the gene-editing technology’s ability to treat an inherited form of blindness caused by a mutation in the CEP290 gene.
Optogenetic Manipulations Create Perception Without Sensory Input
Ruth Williams | Jul 18, 2019
Advanced single-cell optogenetic tools have enabled researchers to induce a learned behavior in mice without the associated visual cue.
a photo of Patricia Bath
Patricia Bath, Inventor of Laser-Based Cataract Treatment, Dies
Shawna Williams | Jun 6, 2019
The UCLA ophthalmologist worked to combat blindness in underserved communities.
spinyfin Diretmus argenteus deep sea vision fish photopigment opsin
This Deep-Sea Fish Has the Most Types of Opsins Among Vertebrates
Katarina Zimmer | May 9, 2019
The silver spinyfin has an extraordinary diversity of rod photopigments, which researchers propose may allow it to see color in the deep, dark sea.
Machine Learning Optimizes Images for Stimulating Monkey Neurons
Ruth Williams | May 2, 2019
Neural networks generate abstract images designed to activate particular cells, lending insight into their function.
Nanoparticles Let Mice See Near Infrared Light
Abby Olena | Feb 28, 2019
Researchers injected the retinas of mice with nanoparticles that bound to photoreceptors and converted near-infrared light to green light that the animals could see.
Image of the Day: Retinal Transplant
Kerry Grens | Nov 7, 2018
Blind rats are made to see after sheets of cells implanted into their eyes make themselves at home.
Infographic: Behind Mouse Eyes
Ruth Williams | Nov 1, 2018
A mesh records retinal cells’ firings in live animals.
Image of the Day: Weevil Eye
Kerry Grens | Oct 17, 2018
The Nikon photomicrography competition winners of 2018 include striking close-ups of a compound eye, a fern, and an insect’s bubble house.
Image of Day: Retinas from Scratch
Ashley Yeager | Oct 12, 2018
Human eye organoids could help scientists develop therapies for colorblindness.
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Colorblindness Study Reveals Unexpected Way to Make Blood Vessels
Ashley Yeager | May 1, 2018
Researchers stumbled across the connection while searching for ways to reduce vision problems in people with achromatopsia.