WHO’s top scientist says Omicron could displace Delta

By Francesco Guarascio and Stephanie Nebehay (Reuters) -The World Health Organization's chief scientist told the Reuters Next conference on Friday the Omicron variant could become dominant because it is highly…

Top Chinese nuclear scientist found dead under mysterious circumstances

Beijing [China], June 19 (ANI): One of China's top nuclear scientists and the Vice-President of Harbin Engineering University has died after falling from a building. Zhang Zhijian, who was the…