Science News Roundup: Russia reports pressure glitch on cargo ship docked to ISS; Chinese tech firms working on ChatGPT-style technology and more

Archaeologist Francisco Perez Ruiz said there were no known residential groups in Chichen Itza, meaning the housing complex would represent "the first residential group where a ruler lived with his entire family."

Following is a summary of current science news briefs.

Russia reports pressure glitch on cargo ship docked to ISS

Russia's space agency reported an unexplained loss of pressure on Saturday in a cargo craft docked to the International Space Station but said there was no threat to the crew. Roscosmos said mission control specialists had detected a depressurisation in the cooling system of the Progress MS-21 cargo ship which is due to undock from the ISS on Feb. 18.

Chinese tech firms working on ChatGPT-style technology

The global buzz around Microsoft chatbot ChatGPT has spread to China, shoring up stocks in artificial intelligence (AI) related firms and prompting a flurry of local companies to announce rival projects. Like Microsoft and Google，Chinese tech giants such as Baidu and Alibaba as well as smaller start-ups have been working on AI projects for years.

At Mexico's Chichen Itza site, researchers discover ancient 'elite' residences

Archaeologists have revealed a group of structures discovered at the famed Mayan Chichen Itza archaeological site in Mexico's Yucatan peninsula, believed to have been part of a housing complex inhabited by the elite of the sacred city founded in the 5th Century AD. Archaeologist Francisco Perez Ruiz said there were no known residential groups in Chichen Itza, meaning the housing complex would represent "the first residential group where a ruler lived with his entire family."