AIDS Has Killed Almost 36 Million People, But I Bet You've Never Heard The Real Origin Story

Curated by

Scientists have pieced together the origin of AIDS, and the tale is ludicrously interesting. Take a few minutes to learn how one of humanity's most debilitating diseases grew into the monster it is today.

Next bit of Upworthiness:

Flash Video Embed

This video is not supported by your device. Continue browsing to find other stuff you'll love!

Hi there, internet friend. We need to talk. You're using a painfully old web browser, and frankly, it's getting a little weird. It's not safe, and we want the best for you. We think it's time to upgrade.

Download Google Chrome, and try it for a week. Don't think about it, just do it. You'll thank us later.