Share this on WhatsApp What is your favorite number? Many people may have an irrational number in mind, such as pi (π), Euler’s number (e) or the square root of 2. But even among the natural numbers, you can find values that you encounter in a wide variety of contexts: the seven dwarfs, the seven […]
Share this on WhatsApp George Floyd could not breathe. Like other Americans now numbering in the hundreds of thousands, he gasped horribly for air before his world went dark. Unlike them, his agony was not born from a lung-ravaging virus. He was strangled. He was killed in public, with the weight of anti-Black hatred kneeling […]
Share this on WhatsApp Two of the nation’s essential commercial waterways face extraordinary risk from climate change and associated flooding, a new report from the nonprofit American Rivers says. In its updated list of “America’s Most Endangered Rivers,” the group says marked increases in precipitation across the Upper Mississippi and Lower Missouri rivers, combined with poor floodplain […]