Early medieval money mystery solved

Byzantine bullion fueled Europe's revolutionary adoption of silver coins in the mid-7th century, only to be overtaken by silver from a mine in Charlemagne's Francia a century later, new tests reveal. The findings could transform ...

Study: Vanishing photos make dating app matches multiply

Because of catfishing and other dating scams, privacy is essential on online dating sites, even more so than other places online. However, these privacy concerns can make people reticent to share the very personal information ...

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