Compare & Contrast: Egypt & China. Ancient Egypt and ancient China had many cultural differences and similarities. While Chinaâs form of government is monarchy, Egyptâs is theocracy. As for their religious beliefs, even though theyâre both polytheistic, they have different Gods. Another difference in the two civilizations is the environment.
Palaeontologists have found what is likely to be the oldest known dinosaur, filling in a yawning evolutionary gap. A study in Biology Letters describes Nyasasaurus parringtoni, a new species from 10-15 million years before the previous earliest dinosaur specimens.
Oldest Fossils Ever Found Date Back 3.49 Billion Years, Australia Research Shows. Three-and-a-half billion years is a long time â after all, humans have only been around for about 2.3 million years. But scientists working in Western Australia's geologically rich Pilbara region say they've found the world's oldest fossils -- tiny weblike patterns on sandstone that date back 3.49 billion years.