Ancient Roman coins thought to be fakes now authenticated

A new analysis of several Roman coins unearthed in 1713—long thought to be forgeries—suggests that they are authentic, providing evidence that the leader portrayed on one of the coins was indeed in power during the 260s ...

Emergent behavior observed in self-interacting light

Particles of light—photons—that are forced to interact with each other through specially structured glass demonstrate behavior evocative of the "fractional quantum Hall effect," a phenomenon that garnered the 1998 Nobel ...

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