Quirks & Quarks for Jan. 24, 2015
Rosetta gets close-ups of a comet, pre-human tool use, dogs go belly-up, stars bend space, flies make ants lose their heads, and Orcas hunt Humpbacks.
Rosetta Close-up; Gripping Tools; and more
![](https://i.cbc.ca/1.2929782.1422038371!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_1180/comet-67p.jpg?im=Resize%3D780)
![](https://i.cbc.ca/ais/1.2930013,1717263076993/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C0%2C220%2C123%29%3BResize%3D620)
Theme music bed copyright Raphaël Gluckstein, Creative Commons License by-nc-nd-2.0