Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. Ancient rock engravings in what is now South America, believed to be among the largest in the world, were intended to mark the boundaries of regions inhabited by their makers, according to a new study.… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. Ancient rock engravings in what is now South America, believed to be among the largest in the world, were intended to mark the boundaries of regions inhabited by their makers, according to a new study.… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. Prehistoric people in Brazil carved drawings into rock next to dinosaur footprints, suggesting they may have found them meaningful or interesting, according to a new study. The rock carvings, which archaeologists call petroglyphs, are found… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. Prehistoric people in Brazil carved drawings into rock next to dinosaur footprints, suggesting they may have found them meaningful or interesting, according to a new study. The rock carvings, which archaeologists call petroglyphs, are found… Read More »