Where there has been a shift in recent years, though, is in the purchasing practices of younger consumers, more of whom are choosing lab-grown diamonds over mined diamonds. According to data by ...

The Wuhan lab had worked on the closest known relative of Sars-CoV-2, RaTG13 (which is 96.2% genetically similar), and had done this type of work under Biosafety Level 2, out of a possible four ...