Apparently intelligent behavior from the head of a toothbrush

Ig Nobel Physics Prize winner Mahadevan and his colleagues have demonstrated how to produce seemingly intelligent behavior with the head of a toothbrush. The Physics arXiv blog summarizes the study, in a few words: Toothbrushes, BristleBots, and the Nature of Intelligence: Fix a vibrating motor to the head of a toothbrush and you have an […]

About-Face on Face Shape?

A new study about faces implies than an old study about faces (which we wrote about way back when) should not be taken at face value: “Lack of Support for the Association between Facial Shape and Aggression: A Reappraisal Based on a Worldwide Population Genetics Perspective,” Jorge Gómez-Valdés, Tábita Hünemeier, Mirsha Quinto-Sánchez, Carolina Paschetta, Soledad […]

Sneaking behaviour in the dusky frillgoby Bathygobius fuscus

Want to know more about the sneaking behaviour in the dusky frillgoby Bathygobius fuscus? You are in luck: “Large- and small-size advantages in sneaking behaviour in the dusky frillgoby Bathygobius fuscus,” Takeshi Takegaki, Takashi Kaneko and Yukio Matsumoto, Naturwissenschaften, Volume 99, Number 4, 285-289. “Sneaking tactic, a male alternative reproductive tactic involving sperm competition, is […]

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