An analysis of the calcified plaque left behind on Neanderthal teeth from northern Spain suggests that they ate a diet rich in roasted plants. Some of the compounds that were identified came from bitter-tasting plants that could have been used as medicines. Very few lipids or proteins from meat were found. “The idea that Neanderthals were […]

The Maya of Tikal used a water delivery system of old quarries and waterproofed reservoirs, canals, and sluices that held collected rainwater during the wet season and distributed it during Guatemala’s four-month-long dry season. “The people were able to use their land and water resources in a sustainable manner for as long as 1,500 years without […]