Glass is one of the most important materials enabling the development of modern civilization. But which advances in glass science and technology have had the greatest impact on humankind?
Read MoreZhangjiajie National Park in China will soon be home to the world’s tallest and longest glass pedestrian bridge. The superlative achievement hovers 300 meters (984 feet) over a cavernous drop and stretches 430 meters (1,410 feet) long and 6 meters (20 feet) wide.
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