As far as Lower Paleolithic archaeology goes, this is quite the haul: Experts have uncovered a record 98 elephant-bone tools at a site dating back some 400,000 years. This discovery could change our thinking on how some of the early humans – such as Neanderthals – fashioned implements like these. The bones were collected from a place called Castel di Guido, close to modern-day Rome. In the dim and distant past, it was a popular watering hole for the now-extinct straight-tusked elephant (Palaeoloxodon antiquus), and it looks as though a substantial number of the animals died there too. This newly...