15 Year Old Boy Develops Cancer Detection System
Fifteen-year-old Maryland high school student Jack Andraka likes to kayak and watch the US television show Glee. He has, after school, created a pancreatic cancer test that is 168 times faster and more than 1,000 times less expensive than the gold standard in the field. He is now carrying out his research at Johns Hopkins University in the US city of Baltimore.
7 Billion People -What's Your Number ?
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? Fill in your date of birth below to find out.