Despite China’s large land area, only one impact crater—the relatively small Xiuyan crater in Liaoning province—had been discovered there prior to 2020. Then, last...
It is divided into five sections with three causeways. Mirroring each other, the basic pattern of "one mountain, two towers, three islands, three banks,...
Nauen Transmitter Station in Nauen, Havelland district, Brandenburg, Germany, is the oldest continuously operating radio transmitting installation in the world. Germany's first high-power radio...