Picture an animal that huddles up with others when stressed, babysits its young, hangs out around relatives, and gathers in big groups every year. Did you imagine a rattlesnake? For a long time, ...

This is an important study on the sensory roles of Cerebrospinal fluid-contacting neurons (CBF-cn) in mammals. The authors identify PKD2L1 as the predominant pH-sensing channel CBF-cn and show how the ...