In a perfect world, humans would have been able to enjoy the beauty of solar eclipses by looking at them directly. In reality, however, that isn't quite possible, given that looking at the sun during ...

Donna Kamarei, 31, of Alexandria created a pinhole camera to take in the solar eclipse August 21, 2017 in Washington, DC. (Photo by Katherine Frey/The Washington Post via Getty Images) With a shortage ...