Biden's statement comes amid a surge in interest in the lab-leak theory -- once dismissed as a fringe conspiracy. Q: How has the lab-leak theory become credible and what does it mean for social media? A: While the possibility that the coronavirus emerged from a Chinese lab was originally downplayed or dismissed entirely, the idea is gaining new credence. First, investigations into whether a natural origin or an accidental lab leak caused the coronavirus pandemic have yielded no firm conclusions. A new study has found that most severe Covid-19 cases had long-term symptoms, underscoring the importance of vaccinating more people.

Source: CNN May 27, 2021 11:37 UTC