Quirks & Quarks

Quirks & Quarks for June 27, 2015

First Footprints, Pine Beetles, Proto-turtle, New Horizons, Franklin Faces - and web extras

First Footprints, New Horizons at Pluto, Faces of the Franklin Expedition and more

footprint in waterlogged clay, photo enhanced in blue for better visibility. (Joanne McSporran)
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Theme music bed copyright Raphaël Gluckstein, Creative Commons License by-nc-nd-2.0