Just 15 minutes a day! Absolutely free! Guaranteed results! The same breathless promises have been prying open our wallets for decades, offering hope for beauty, health, popularity and eternal youth. We combed the archives for the most brazen scams from the 1920s to the 1940s. Some seem harmless, while others are downright sinister (such as Alois P. Swoboda, who even managed to swindle Woodrow Wilson, with his supposed secret to "supreme life.")
Head Tilt Mouse
Ever since Mario Capecchi, Martin Evans, and Oliver Smithies created the first knockout mouse in 1989, genetically engineered animals have steadily increased in popularity for all kinds of biology research: simply pick a gene, turn it off in the mouse, and see what happens.