Viruses are hurting Japan's pearl oysters. Now scientists are working to figure out how to make the oysters more resilient. By Laura Baisas Published Nov 10, 2022 10:00 AM EST Get the Popular Science ...

For at least 164,000 years, oysters have been part of the human diet, but people have been finding pearls in oysters for much longer — as early as 2300 BC when Chinese royalty received them as gifts.

Pearl oysters are an important animal for farming in Japan as they produce the beautiful pearls, which are of economic value. But, in the last 20 years, a combination of different factors, such as ...