Due to a special mix of ingredients, ancient Roman concrete is the world’s most durable and resilient concrete ever created.
Our word "mile" comes from the Latin "mille," which referred to the Roman mile.
According to new genetic analysis, Southern Europeans, Middle Eastern groups and Jews share genes with African populations.
Ancient people believed comets were omens. Sometimes they were thought to signal the fall of empires, other times the birth of kings. Even today, when we’re all supposed to be much more intelligent, people do crazy things when comets pass by. Learn more on this Moment of Science.