Let's make this birthday one to remember.

43 years old (Born on May 10, 1981)

Happy Birthday, Kevin! Or should I say Hybrid Librarian—the man who dared to know and then made sure the rest of us knew it too. From unraveling cosmic mysteries to exploring history's quirkiest corners, your videos have educated millions while keeping our curiosity endlessly entertained.

This past year you've truly outdone yourself—each list more fascinating than the last. Whether it's decoding ancient civilizations or diving into mind-bending science facts, you’ve proven that knowledge can indeed be hilarious (and occasionally terrifying). Keep daring boldly; after all, "Sapere aude" sounds way cooler coming from you!

Here's to another orbit around the sun filled with epic discoveries and viral hits!