April 26, 1920: The Great Debate

On April 26, 1920, Harlow Shapley of Mount Wilson Observatory and Heber Curtis of Lick Observatory held a public debate at the Smithsonian Museum of Natural History. In two back-to-back 40-minute presentations, the pair offered their respective explanations of the size and nature of the Milky Way: Shapley was certain […]

Survey of 1,050 Australian teens: ~60% said they retained access to social media accounts after ban; two-thirds say platforms took no action to remove accounts (Sasha Rogelberg/Fortune)

Sasha Rogelberg / Fortune: Survey of 1,050 Australian teens: ~60% said they retained access to social media accounts after ban; two-thirds say platforms took no action to remove accounts  —  If teenagers have a will, they will find a way. … Evelyn, a 14-year-old in New South Wales, told The […]