By Ashik Siddique | Thu, 06/13/2013 - 21:20
As the world reaches 11 billion people by 2100, India will lead the global population. The United States, meanwhile, will trail behind China and Nigeria.
By Martin Grens | Sat, 11/17/2012 - 14:58
A growing and aging population, along with increased access to health insurance, will create the need for 52,000 more primary care doctors within the U.S. by the year 2025.
By Makini Brice | Wed, 10/10/2012 - 18:55
There are currently about 7 billion people living on the planet as of last year, and it does not appear that there will be any fewer of us in the foreseeable future.
By Christine Hsu | Fri, 09/21/2012 - 12:28
Early humans were able to move from Africa after a single genetic mutation allowed them to become vegetarians, scientists claim.