This request seems a bit unusual, so we need to confirm that you’re human. Please press and hold the button until it turns completely green. Thank you for your cooperation!
Press and hold the button
If you believe this is an error, please contact our support team.
192.64.82.12 : 383d72b6-d7b4-4dff-a87a-7bb67d6d
Credit: Pixabay/CC0 Public Domain Surgeons can correct some vision problems by altering the eye so it better focuses light. While these procedures—which include laser procedures—are generally quite safe, some people
Just a moment… Enable JavaScript and cookies to continue This request seems a bit unusual, so we need to confirm that you’re human. Please press and hold the button until
Zebrafish photoreceptor cells stimulated with blue light show correct electrical activity. The picture was taken using the microscope that was custom-built for this study. Credit: Michael Brand and Evelyn Abraham
