His idea evolved from conversations with friends about the plight of young people.

In normal conversation, people's ideas evolve as they learn new things.

Later down the road, this idea evolved into to the Netbook.

But she hinted that her idea of feeling ready was evolving.

Over the past eight years, the idea has evolved.

The idea for the slumber party had evolved at a sales meeting.

In fact, most ideas evolve and change over time as more observations are made.

Exactly how does an idea, especially from someone with no journalism experience, evolve into a successful news segment?

The idea of patch drugs evolved specifically to make this possible.

In addition students learn how those ideas have evolved over the years.