Dark clouds formed before rain. Source - Ranjithsiji, CC SA 4.0. Chinese weather authorities successfully controlled the weather ahead of a major political celebration earlier this year, according to a study by researchers at Tsinghua University in Beijing. As the 100th anniversary of China’s Communist Party approached in July, the government wanted to make sure that the event was pulled off without a hitch, including ensuring there was good weather for the big day. And on July 1, 2021, with over 70,000 people crowding into Tiananmen Square, the celebration, led by President Xi , went off successfully under clear skies...