Test cars are expected to be running next year - it's a serious project and we'll report on progress.

You can't make a joke out of such a serious project!

But if you're working on a serious project, the right kind of nail means less rust and more strength.

But it is also a serious project, they say.

She's working on a very serious project for the government.

No one could run a serious project like that without paper, not even Vargas.

It's good not to work on serious projects all the time.

"I put that aside and worked on more serious projects," he said.

We follow up to ask whether it was just a flash in the pan or a serious project.

I have not heard anyone propose a serious project for the restoration of full employment at the national level.