Johannes Gutenberg's invention of the printing press in the mid-15th century altered the world. This groundbreaking device enabled the mass production of literature, breaking the previous control of knowledge held by the religious institutions. Before Gutenberg's discovery, books were painstakingly

On a blustery morning in 1919, disaster struck Boston. A massive holding filled with sticky, sweet molasses burst sending a wall of of the thick liquid crashing through the streets. The impact was catastrophic, flattening buildings and burying citizens in a sticky mire. Scores of people were fatal