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Gender and cooperation enigmas in social dilemmas

When the classic prisoner dilemma game (PD) is played repeatedly in many rounds, is cooperation maintained? And male couples cooperate almost double female pairs? Both findings were reported in a great American experiment published more than half a century ago. Now, an experimental study that uses more rigorous methodological and statistical techniques and much larger…

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A new species of Otacilia Thorell, 1897 (Araneae, Phrurolithidae) of the Tongeboshan National Nature Reserve, Jiangxi province, China

A new species, Otacilia Tongbershan Liu, sp. nov. It is described in the National Natural Reserve of Tongeboshan, province of Jiangxi, China. There are morphological illustrations, semi and living photos and a distribution map. Jiang Z, Lin C, Wang Z, Yao and, Liu K (2025) a new species of Otacilia Thorell, 1897 (Araneae, Phrurolithidae) of…

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Dyson’s best vacuum cleaners in 2024

Dyson, known for its innovative range, from hair dryers to fans without ships, carries that same avant -garde technology to its high -end vacuum line. These aspirators, full of characteristics, have collected immense popularity, although at a higher price. If you don’t simply want to jump into everything immediately, read this list only and I…

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