A method to recover obscured serial numbers from polymer products

Polymers are widely used in industry and increasingly deployed as replacements for metals in the manufacture of automobile parts, firearms and other products. Such parts are marked with serial numbers for security and traceability ...

The making of medieval bling

Gold has long been valued for its luxurious glitter and hue, and threads of the gleaming metal have graced clothing and tapestries for centuries. Determining how artisans accomplished these adornments in the distant past ...

Can the world's megacities survive the digital age?

Today, megacities have become synonymous with economic growth. In both developing and developed countries, cities with populations of 10 million or more account for one-third to one-half of their gross domestic product.

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