Close

A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John tells you about 21 things that turned 21 in 2017. Get ready to feel old!

Subscribe for new episodes of mental_floss every other Wednesday

----
Website: http://www.mentalfloss.com
Twitter: http://www.twitter.com/mental_floss
Facebook: http://www.facebook.com/mentalflossmagazine
Store: http://store.mentalfloss.com/ (enter promo code: "YoutubeFlossers" for 15% off!)

YOU MAY LIKE
30 Interesting Facts about the Ocean - mental_floss List Show Ep. 509

A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John shares some fascinating facts about the ocean! Subs...

90 Facts about the '90s - mental_floss - List Show (Ep. 236)

A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John looks at 90 facts about the 1990s. As if! Mental F...

29 Interesting Archaeological Discoveries - mental_floss List Show Ep. 506

A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John digs through some fascinating archaeological discove...

30 (more) Life Hacks Debunked - mental_floss on YouTube (Ep. 41)

A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John tests another 30 "life hacks" to see if they work as...

26 Alcoholic Drinks - mental_floss on YT (Ep.16)

A weekly show hosted by John Green, where knowledge junkies get their fix of trivia-tastic information. This week, John looks at the name origins of 2...