This 1,600-Year-Old Goblet Shows that the Romans Were Nanotechnology Pioneers

The colorful secret of a 1,600-year-old Roman chalice at the British Museum is the key to a super­sensitive new technology that might help diagnose human disease or pinpoint biohazards at security checkpoints.The glass chalice, known as the Lycurgus Cup because it bears a scene involving King Lycurgus of ...

Methane emissions traced to Roman times

Human beings have been pumping methane into the atmosphere since Roman times, in enough quantity for it to show up in the Greenland ice sheet.