Heart disease was rife among ancient Egyptians Sheila Unwin obituary This treasure stirs the West Midlands' Anglo-Saxon soul | Tristram Hunt UK scholars linked to 'stolen' bowls of Babylon Primary sources | John Crace Metal detectorist on first trip finds iron-age treasure Staffordshire treasure hoard goes on show at British Museum Iron age gold treasure found in Scotland Ancient Peruvian Nazca turned land to desert What dinosaurs are still teaching us My Cambridgeshire: an insider's guide Losing the Battle of Bosworth Field | Charles Nevin Battle of Bosworth: dig finally pins down long disputed site Copper clue may solve mystery of doomed Victorian Arctic expedition Original thinking | Madeleine Bunting