Deep-spied fish: Atlantic expeditions uncover secret sex life of deep-sea nomads: Secret sex lives of fish? What more do you need to hear to be motivated to click on that link? (via Deep-Sea News)
Undersea microbes active but living on the slow side: A press release summarizing research showing that archaeans are extremely prevalent in deep-sea sediments. The populations appear to be so large that "[t]he microbial ecosystem in deeply buried marine sediments may comprise a tenth of Earth's living biomass" (via Deep-Sea News)
Gardens-in-a-petri : A post with some pictures of artistically-shaped bacterial colonies growing on agar plates; many of the images come from this discussion of fractals in nature.