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.
When it comes to fossils, specimens like Sue the Tyrannosaurus rex grab much of the attention. Not only is Sue the most complete T. rex ever found, she's also a staggering 67 million years old. Compared to the oldest fossils ever found, though, Sue is the new kid on the block [source: Field Museum ].