All 7 Billion

Toilet humor can be really funny, but it's not always sh**s and giggles. Especially if you're one of the 2.5 billion people without access to toilets or proper sanitation. Thankfully, this guy started a company that plans to do something about it.

Watch his recent TEDx talk, then check out his original (and hilariously pun-tastic) crowdfunding campaign from about a year ago.