The country’s top astronomical organization says it’s alarmed by reports that potentially unsafe eclipse glasses are flooding the market in advance of the all-American solar eclipse on Aug. 21 – and in response, it has issued a list of approved manufacturers and vendors. The flap already has sparked online battles between reviewers on Amazon’s website. One dissatisfied “Verified Purchase” customer went so far as to post a picture that purportedly shows the glow of a 60-watt light bulb as seen through solar filters that were made in China. “This would not be sufficient to protect your eyes from the sun,”… Read More