Wearing reading glasses and gray hair... At the age of 55, he set foot on space three times: I have been working in aerospace all my life, and it’s worth it.
Sichuan Internet celebrity "eats sharks" and the police have intervened! Experts introduce the characteristics of the protected animal great white shark
The research group of Professor Zhou Pinghong of Zhongshan Endoscopy Center and the team of Professor Ji Minbiao of the Department of Physics of Fudan University collaborated to develop femtosecond stimulated Raman technology for rapid pathological diagnosis of endoscopic biopsy.
A sudden appearance of a mountain wolf appears in Daliang Mountain, and a black bear is driven away to fight with a jackal. What kind of creature is it?