China is developing the Haolong reusable cargo shuttle for supporting the Tiangong space station. The shuttle will launch on rockets, dock in orbit, and return via horizontal landing. Designed for efficiency and reuse, it advances China's commercial spa
Various observations of distant galaxies have shown that the universe is expanding at an enormous rate. Other data show that it is gradually cooling, leading to the possibility that the universe will end when it freezes.
The Sahara Desert is expanding at a rate of roughly 10000 km^2 per year due to a combination of natural and human induced factors. Deforestation, climate change, and agricultural practices contribute to the desertification of these areas.
