Ancient bloodletting tools in Sudan; Zodiac reliefs in Egyptian temple; genomic analysis of Beethoven hair; serpent sculpture at Chichén Itzá


7,000-year-old cemetery reveals oldest evidence of cattle bloodletting

Archaeologists discover rare Zodiac reliefs in Egyptian Temple of Esna

Genomic analyses of hair from Ludwig van Beethoven reveals clues about his death Alternate Link

Sculpture of Maya feathered serpent god found at Chichén Itzá Alternate Link 1 Alternate Link 2