The Top 10 new species of the year, octopuses and squid have light-detecting cells all over their bodies, ‘vampire blood’ not so simple and genetic sequencing the ‘Rosetta stone’ of prostate cancer.

Rosetta arrives at the comet, an uncontacted tribe gets influenza, and a bacteriophage is the most common virus in your body. Plus, how bears overeat but don’t get diabetes, a year long microbiome study, and crazy octopus sex!