Earth's early climate lacked oxygen, which made it impossible for many creatures to survive. How did Earth's atmosphere become oxygen-rich? What is the chemical composition of the Earth's atmosphere?

The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

Everyone knows that Earth is capable of providing beautiful, snowy landscapes, but it isn't unique in that. It snows on Mars, ...

Scientists are not sure how much metallic dust remained in the atmosphere after the most recent SpaceX rocket 'disassembly.' ...

Scientists have discovered that the Earth’s atmosphere is getting better at removing air pollution, including methane, one of the most powerful greenhouse gases. This new research, published in Nature ...

The Earth's atmosphere has strengthened its ability to remove air pollutants, including the potent climate-warming gas ...

Japanese scientists have created the first-ever long-term dataset about Earth's entire atmosphere, stretching all the way to space. They hope the project will help shed light on some little ...

How did Earth atmosphere become oxygen-rich? After some time, a simple type of bacterium developed that fermented carbon dioxide in the water and converted it to oxygen. Consequently, oxygen levels ...