The world's population is expected to hit seven billion in the next few weeks. After growing very slowly for most of human history, the number of people on Earth has more than doubled in the last 50 years. Where do you fit into this story of human life?
John McCarthy, the father of artificial intelligence, dies at 84.
A woman gave birth to a baby boy with skinny jeans in a Brooklyn art gallery this week.
Herman Cain puts the Cain back in United States of Americain:
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