Yesterday, I attended a conference at the Royal Society to discuss the controversial studies on mutant H5N1 flu viruses that can spread between mammals. It was the first time that the two scientists behind the papers – Yoshi Kawaoka and Ron Fouchier – have appeared in public together since the controversy broke, and Kawaoka spoke openly about his results. I live-tweeted much of the event, and here’s a Storify of my coverage. [View the story "H5N1 conference at the Royal Society" on Storify]