He says looking back thousands of years can help researchers look forward by understanding how a disease changed over time.

VOA: special.2010.06.29

Webster said. "At the same time, I believe that thousands of their members are honest and good citizens who feel they must do something for liberty.

VOA: special.2009.04.02

Doug Szajda says that seemed like more than enough "At the time that IP version 4 was designed, the designers were anticipating perhaps thousands of users of the Internet someday, and certainly thinking that four billion addresses was many more than we would ever need."

VOA: special.2011.06.13

It's time to get it off the market." But doctors still prescribe Avandia to hundreds of thousands of patients worldwide.

VOA: standard.2010.03.02

"Because it's happening so quickly, they haven't had time to adapt and change, if you imagine a climate changing over hundreds of thousands of years, bears and other animals would gradually move into other habitats,but because this is going to happen over decades, it will be too fast for them to adapt and look for other food sources,"

VOA: standard.2009.12.13