Also,in Darwin's time, the age of the Earth was estimated only in the millions of years too short a time some said for evolution to work.

VOA: special.2009.12.01

"It took us a long time to get here. It is going to take some time for us to work through this.

VOA: standard.2009.04.05

According to Sahin, scientists have known for some time that conventional explanations for how parts of the brain work need to be revised.

VOA: standard.2010.01.15