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 ...

Using quantum Parrondo's random walks for encryption

Assistant Professor Kang Hao Cheong and his research team from the Singapore University of Technology and Design (SUTD) have set out to apply concepts from quantum Parrondo's paradox in search of a working protocol for semiclassical ...

Coin toss influences outcome of penalty shootouts

In the knockout phase of the European Championship, some matches will probably be decided in a penalty shoot-out. There has been much discussion about whether the sequence in which the teams take their penalties has an influence ...

Researchers produce beams of entangled atoms

Heads or tails? If we toss two coins into the air, the result of one coin toss has nothing to do with the result of the other. Coins are independent objects. In the world of quantum physics, things are different: Quantum ...

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