At the Palace of Westminster in London, which houses Britain’s Parliament, archaeologists have unearthed an array of artifacts, ranging from a 19th-century beer jug to 6,000-year-old prehistoric flint ...

The boy’s burial is as striking as his injuries. Hundreds of pierced shells formed a headdress. Ivory pendants and carved antlers accompanied him. A long flint blade—likely a prestige object—rested in ...