The research team of University College London found that the first life on earth appeared at least 3.75 billion years ago, about 300million years earlier than previously thought.
Oxygen is vital to life, but the reason for the first rise in oxygen in the earth’s atmosphere and the exact time it occurred have puzzled scientists for the past 70 years.
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.
Scientists believe that the current phase of the solar life cycle will end as soon as 5 billion years later
Scientists have confirmed that the “super volcano” led to the extinction of organisms 200 million years ago
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.
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”.
The reporter learned from the Nanjing Institute of Geology and Palaeontology of the Chinese Academy of Sciences on November 30 that the Cambrian outbreak research team recently discovered a peculiar insect that was about 500 million years ago in Weifang, Shandong.