Science News Roundup: Haul of rare photos of space exploration; Russian scientists discover huge walrus and more

Following is a summary of current science news briefs.

Haul of rare photos of space exploration's 'golden age' up for auction, including Armstrong on moon

A rare photograph of U.S. astronaut Neil Armstrong on the surface of the moon is among thousands of space photographs in a collection up for auction at Christie's. The more than 2,400 photographs document "the golden age of space exploration" and is the most comprehensive such collection ever to come to auction, Christie's said.

Russian scientists discover huge walrus haulout in Arctic circle

Scientists in northern Russia have discovered a huge walrus haulout on the shores of the Kara Sea where their habitat is under threat from shrinking ice and human activity. The haulout, a place of refuge where walruses congregate, reproduce, and socialise, is located in a remote corner of Russia's Yamal peninsula, and scientists say they counted over 3,000 animals there last month.

Common cold antibodies hold clues to COVID-19 behavior; lung scans speed COVID-19 diagnosis in stroke patients

The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus. Common cold antibodies yield clues to COVID-19 behavior.