He calls it a 'white-knuckle problem.' After hearing the statistics, I couldn't agree more.

768 million people use unsafe drinking water. Another staggering statistic: 36% of the world's population don't have access to toilets.

Microloans are a great way to help solve the problems. They're small, short-term, low-interest loans, and in developing countries, they help fight poverty by encouraging sustainable development. But there's a long way to go.

Fortunately, people who have strong voices are using them. Even more important, they're working to make a difference.

Ready for the weekend? Of course, you are. Here's our weekly dose of good vibes to help you shed the stresses of the workweek and put yourself in a great frame of mind.

These 10 stories made us happy this week because they feature amazing creativity, generosity, and one super-cute fish.

1. Diver befriends a fish with the cutest smile

Hawaiian underwater photographer Yuki Nakano befriended a friendly porcupine fish and now they hang out regularly.

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