Yan Hongsen with his cherished rocket model. [Photo/Zhejiang News] Yan Hongsen, a 10-year-old boy who previously went viral online for pointing out inaccuracies in a video shown at a planetarium ...

Dubbed “rocket boy”, Yan Hongsen, a Primary Three student from Shaoxing, Zhejiang province, eastern China, was invited to teach his whole school about space science at the opening ceremony of ...