Researchers discover how molecules in ancient glass rearrange and recombine with minerals over centuries to form a patina of photonic crystals -- ordered arrangements of atoms that filter and reflect ...

Beach glass, formed from discarded glass items, is smoothed by wave action, sand abrasion and chemical weathering over decades. While often used interchangeably, "sea glass" refers to glass tumbled in ...

Some 2,000 years ago in ancient Rome, glass vessels carrying wine or water, or perhaps an exotic perfumes, tumble from a table in a marketplace, and shatter to pieces on the street. As centuries ...