Searching for life with space dust

Following enormous collisions, such as asteroid impacts, some amount of material from an impacted world may be ejected into space. This matter can travel vast distances and for extremely long periods of time. In theory, this ...

Why are polders an important part of China's water heritage?

As a civilization originating from rivers, China possesses one of the world's largest water resources and has a long history of water management. It is particularly the case in the Yangtze River Delta, where many rivers and ...

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