China's Shenzhou-15 crew completes first spacewalk

China's Shenzhou-15 taikonauts completed all scheduled tasks on Friday during their first extravehicular activities since the space station's full completion. The crew made extensive use of the robotic arms during their seven-hour spacewalk, such as for installing expansion pumps outside the Mengtian lab module. Also in today's newsletter, learn about the competition between Alibaba, Google and Microsoft in the field of generative AI technologies, and about a sea cucumber-inspired shape-shifting robot developed by a team of Chinese and foreign scientists.