Small RNAs on the Move by Elio — We have lived with the dis­cov­ery of small RNAs as reg­u­la­tory mol­e­cules for nearly 30 years, so for most read­ers of this blog this is old hat. But some of us old­sters are still reel­ing from the nov­elty and im­por­tance of the find­ings. It seems odd that a sub­ject of this sig­nif­i­cance, one that has so many ram­i­fi­ca­tions, should have been...