As populations expanded in Medieval England, key changes occurred in the uses of cattle and sheep to produce food and materials, according to a study published September 2, 2026 in the open access journal PLOS One by Matilda Holmes of the University of Leicester, UK, David Orton of the University of York, UK, and colleagues.

Hormonal fluctuations associated with fertility are associated with a greater tendency for women to use conspicuous luxury symbols, potentially to be noticed by men, according to a study published September 2, 2026, in the open access journal PLOS One by Aekyoung Kim of Jeonbuk National University of the Republic of Korea, and colleagues.

New research led by the University of Colorado Denver finds that Denver-area bus riders change their commuting patterns when faced with cold or rain, but not as much for wildfire smoke or ozone warnings. But weather alone doesn't tell the whole story. Whether riders had to pay a fare, what time of day they traveled, and whether or not the bus stop is protected against the elements also play a role.