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
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Theme music bed copyright Raphaël Gluckstein, Creative Commons License by-nc-nd-2.0