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A new sweeping meta-analysis has found no reliable link between economic inequality and well-being or mental health, challenging a long-held assumption that has shaped public health policy discussions for decades. The study, led by Nicolas Sommet at the University of Lausanne and Annahita Ehsan at the University of British Columbia, Read more…

New York City’s statewide smartphone ban that went into effect this fall has been largely successful at getting students to focus in class and socialize at lunch, but teachers across the city have discovered an unexpected side effect: many teenagers cannot read analog clocks. “The constant refrain is ‘Miss, what Read more…

Costco’s consistency — from its $1.50 hot dog and drink combo to its functional shopping carts and satisfied employees — has produced what The Atlantic calls a “cultlike loyalty” among members at more than 600 locations across the U.S. Its annual membership costs $65. The model traces back to Fedco, Read more…

Iran is offering to sell advanced weapons systems including ballistic missiles, drones and warships to foreign governments for cryptocurrency, in a bid to use digital assets to bypass western financial controls. From a report: Iran’s Ministry of Defence Export Center, known as Mindex, says it is prepared to negotiate military Read more…

Every human body contains a small population of cells that are not genetically its own — cells that crossed the placenta during pregnancy and that persist for decades after birth. These “microchimeric” cells, named after the lion-goat-serpent hybrid of Greek mythology, have been found in every organ studied so far, Read more…