Some of our best science stories from 2014. Comet landings, Ebola outbreaks, retracted stem cell studies, faecal transplant capsules and more!
Radio signals baffling birds, DNA with 6 base pairs instead of 4, forgetting old memories to remember the new, lonely bacteria and polio makes a comeback.
Fracking-related earthquakes, tiny genomes, gibbon-songs and bog bodies. Plus chronic excreters and fish that eat nuts.