grass
documenting social behaviours that lack a direct physical purpose (hereafter: “non-instrumental”) is essential as they offer parallels to aspects of human culture, where many social customs are arbitrary and serve more to reinforce group identity and cohesion than to impart specific skills. Behaviours such as fashion trends, rituals, and social norms in human societies often do not have direct material benefits but may promote social bonding and cultural identity. Finding similar socially-learned non-instrumental behaviours in the animal kingdom may thus speak to the evolutionary ancestry of our own socio-cultural behaviour. In this study, we document two non-instrumental behaviours in chimpanzees […] five out of eight individuals began wearing grass in their ears and six out of eight from their rectums
ADHD drug curbs impulsivity in men only, linked to brain wiring differences
Some gut microbes can absorb and help expel ‘forever chemicals’ from the body, research shows
Five Companies Now Control Over 90% of the Global Food Delivery Market
Scientists hide messages in papers to game AI peer review — Some studies containing instructions in white text or small font — visible only to machines — will be withdrawn from preprint servers.
In 1642, licenses were granted to some Dutch citizens to settle in Queens. “Kill” is a Dutch word meaning “little stream.” Since Dutch men settled around the “Kill,” (in Long Island City) the name Dutch Kills was adopted. The “Kill” (or stream) is a tributary of Newtown Creek, which divides Queens from Brooklyn.
