Gun control in four countries around the world
On Wednesday, a gunman opened fire at a Florida high school, leaving 17 people dead and more than a dozen others injured.
On Wednesday, a gunman opened fire at a Florida high school, leaving 17 people dead and more than a dozen others injured.
For decades, Bill Gates made billions in technology. Now he's spending that money on fighting disease and climate change.
The world is still a long ways off from universal basic income, a system of social welfare in which every person on the planet receives a standard salary just for being alive.
Bill Gates is ever the optimist.
Bill Gates and Mark Zuckerberg, two of the wealthiest and most successful people in the world, both say that reading is integral to their success.