Tag: Billion Years

How was the earth formed? How was life born?

About 4.5 billion years ago, when our earth was formed, it was a hot fireball. The surface temperature reached 1200 degrees. It was poisonous and hot, there was no air, and there was only a small amount of carbon dioxide and water vapor.


How to survive in the galaxy

Recently, astronomers have mapped out the most suitable environment for life in the Milky Way in the past 13 billion years. The Milky Way is a dangerous place, full of stars and gamma-ray bursts, which may strip off the atmosphere of a planet and threaten life on the planet. An analysis showed that the safest areas around the galaxy have moved from the periphery to the center of the galaxy over time.


Fantsey, the bug 500 million years ago

Specimen of Fantasy Ear-shaped. The Cambrian Explosion Research Team of the Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences recently discovered a peculiar bug about 500 million years ago in Weifang, Shandong. The head of this ancient bug resembles a pair of rabbit ears. Scientists named it”ears”. The shape of fanciers”.