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The Grace-FO satellites, set to be launched next week, will monitor how large bodies of water move around the Earth.
China’s President Xi Jinping officially opened the world’s longest sea bridge connecting Hong Kong, Macau and mainland China Tuesday. Location in videographic.
Videographic explaining the history of doping in sport.
Lightning is a huge spark of electricity. It strikes when an electric current is able to travel through what would normally be […]