Nigeria has moved into low-middle-income, but their north is very poor, and the health care systems there have broken down.

The Gates Foundation has learned that two questions can predict how much kids learn: 'Does your teacher use class time well?' and, 'When you're confused, does your teacher help you get straightened out?'

Stolen's a strong word. It's copyrighted content that the owner wasn't paid for.

When a country has the skill and self-confidence to take action against its biggest problems, it makes outsiders eager to be a part of it.

Depending on where you live, cooking, sex and pooping are either 3 of life's pleasures or what kills you

Take our 20 best people away, and I will tell you that Microsoft will become an unimportant company

Headlines, in a way, are what mislead you because bad news is a headline, and gradual improvement is not.