Vincent, Elio, Michael, and Michele discuss the amazingly high level of intergenera gene exchange among haloarchaea in an Antarctic lake, and the diversity of fungi on residential surfaces and the human forehead.

Vincent, Michael, and Elio meet up with Jonathan Dworkin to discuss how bacteria form spores and how they return to vegetative growth.

Vincent, Michael, and Elio review necrotizing fasciitis, and a link between surface remodeling in gram-positive and gram-negative bacteria.