How two metal detectorists discovered a complete Roman treasure

In 2017, in an ordinary field, two brothers from Brabant discovered more than 100 ancient coins. The Leiden historian who examined the coins concluded that they constituted a genuine Roman treasure. Here follows a reconstruction ...

Malls, stores consider new ways to protect shoppers

More sophisticated cameras. Security robots. Customers feeling shaken by recent attacks at U.S. malls may not notice huge changes—but mall operators are testing and putting in place new technologies and other measures to ...

New technology for land mine detection

In Colombia, large areas are teeming with mines that are almost impossible to detect with traditional methods. In collaboration with partners from South America, engineers at the German Ruhr-Universität Bochum and Technical ...

Israel unveils its largest find of medieval gold coins

Israel on Wednesday unveiled the largest collection of medieval gold coins ever found in the country, accidentally discovered by amateur divers and dating back about a thousand years.

US House votes to renew all-plastic gun ban (Update)

The U.S. House of Representatives voted Tuesday to renew a 25-year-old prohibition against firearms that can evade metal detectors and X-ray machines just as 3-D printers are increasingly able to produce plastic weapons.

At 11th hour, Congress debates plastic gun ban (Update 2)

The U.S. House of Representatives voted Tuesday to renew a 25-year-old prohibition against firearms that can evade metal detectors and X-ray machines just as 3-D printers are increasingly able to produced plastic weapons.

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