The Disturbing Crimes Of Ed Kemper, The 6’9″ Serial Killer Who Saved His Grisliest Murder For His Own Mom Gabe Paoletti last year After killing his grandparents at the age of just 15, Ed Kemper went on to murder eight women between May 1972 and April 1973, often violating and mutilating their corpses afterward. ncG1vNJzZmiZnKHBqa3TrKCnrJWnsrTAyKeeZ5ufonyiwdOhpqtnl5avpg%3D%3D

Tom Otterness sculpted some of New York's most famous subway art, but little do commuters know he has a sordid history.Flick/dancingdentist This Tom Otterness sculpture greets people waiting for a subway at New York City’s 8th Avenue and 14th Street station. Tom Otterness adopted a dog from a New York City shelter in 1977. Shortly afterward, he shot the killed the dog in the name of art. Aptly named Shot Dog Film, Otterness was 25 when he made it.

Years after he killed hundreds at the Alamo, Antonio López de Santa Anna accidentally helped create chewing gum as we know it today.Wikimedia CommonsAntonio López De Santa Anna If you’re familiar with Antonio López de Santa Anna, it’s because he was the Mexican dictator whose forces killed hundreds of rebellious Texans at the Battle of the Alamo in 1836. While the story of this battle has long been a subject of fascination for Americans, there is another story about Santa Anna that is less well-known but perhaps just as fascinating.

In 1956, the King of Rock 'n' Roll got his polio vaccination on live TV — and helped America turn the corner in fighting the epidemic.Department Of Health Collection/NYC Municipal ArchivesAssistant Commissioner of Health Harold Fuerst (left) administering the polio vaccine as Health Commissioner Leona Baumgartner (right) watches. While innovations in technology and medicine inspire hope in humanity, existential threats like climate change and global pandemics still inspire fear and force people to step up.

According to the Canadian philosopher, the newly developed computer could aid the global village, as they could "enhance retrieval, obsolesce mass library organization" and offer "speedily tailored data."Getty ImagesMarshall McLuhan In the mid-20th century, the scientific community and laypeople alike were buzzing with predictions of the future. Flying cars, neighborhoods on the moon, and lifespans reaching 150 years were all things that people believed would come about in the next few decades.