Three different groups of researchers, led by Giancarlo Cusumano, Joshua Haislip, and Nobuyuki Kawai respectively, carried out the investigation of the phenomenon and presented their results in Nature magazine on March 9, 2006.
Tri rôzne skupiny výskumníkov vedené Giancarlom Cusumanom, Joshuom Haislipom a Nobuyukim Kawaiom tento jav skúmali a prezentovali svoje výsledky v časopise Nature dňa 9. marca 2006.