34 Eyebrow-Arching Facts That Science Swears Are True

34 Eyebrow-Arching Facts That Science Swears Are True

Theres a lot of nonsense we all come across on the internet. Were practically trained at this point to think “oh, this must be fake” whenever we read something online that sounds hard to believe. But thats not always the case. Sometimes, these “hard-to-believe” facts are actually backed by real science. Facts like…

SMILING WAS INVENTED IN THE MIDDLE/AGES. Mouth curling was still around, but the teeth-showing, eye-crinkling smiles weren't a common way to express pleasure until after the invention of dentistry. CRACKED.COM

BBC

Pizza Hut delivered a pizza to space. Pizza-Hut The company paid $1 million for the promotional gesture of sending pizza to the International Space Station. The pizza had salami instead of pepperoni due to the meat's shelf-life. NOW YOU KNOW CRACKED.COM

BBC

Ballet dancers have a higher pain tolerance Like sports professionals, professional dancers have higher pain tolerance thresholds. CRACKED.COM

NCBI

One theory says that sleep basically made humans what we are today. It holds that moving from the trees to the ground meant we could sleep more deeply (because We were safer), which made our brains work better. NOW YOU KNOW CRACKED.COM

BBC

CLOSE RELATIONSHIPS, OVER MONEY OR FAME, LEAD TO HAPPINESS. Close relationships prevent physical and mental decline and are a better predictor for a long life than even genes. CRACKED.COM

Harvard

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