During next month's Great American Total Solar Eclipse, you may be tempted to take in the historic event by gazing directly at the sun, but you absolutely should not do this without the proper eye protection, experts say.
That's because, even though the sun is some 93 million miles (150 million kilometers) away, it can still cause serious, and sometimes irreversible, eye damage.
"Even very short direct observation of the sun has the potential to cause damage," said Dr. Russell Van Gelder, a clinical spokesman for the American Academy of Ophthalmology (AAO) and director of the University of Washington Medicine Eye Institute in Seattle. [The 8 Most Famous Solar Eclipses in History]
On Aug. 21, 2017, the moon will pass between the Earth and the sun, causing a total solar eclipse that will be visible from parts of the United States, along a narrow path from Oregon to South Carolina. It will be the first time since 1918 that a total solar eclipse will be visible...