In 2007, researchers at the University of CaliforniaâDavis determined that our Solar System was fully formed at 4.568 billion years ago. They did this by determining the age of stony materials from the asteroid belt.
When to see a doctor. See your doctor immediately if you experience the signs and symptoms of migraine with aura, such as temporary vision loss or floating spots or zigzag lines in your field of vision. Your doctor will need to rule out more-serious conditions, such as a stroke or retinal tear.
When this pulling makes the macula wrinkle, it is called macular pucker. In some eyes, this will have little effect on vision, but in others it can be significant leading to distorted vision. Why do people get macular pucker? Sometimes macular pucker is the result of an injury or a medical condition, such as diabetes, that affects the eye. Epiretinal membranes can sometimes form after eye surgery, including cataract surgery. The cause of most cases of macular pucker is not known. Unfortunately, it just seems to happen.