Once we have more rock samples and soil samples, we will have a lot more to go on. Nothing is better than having a person on the ground.

This research shows that even after the collisions happened, the earth had a profound effect on the moon.

We don't fully understand the way these minerals settle out under temperature and pressure, so the exact composition of the moon is difficult to determine. We have to use gravity measurements to calculate the density of materials, and then use that information to extrapolate the likely composition.

It's going to be a difficult time. He (Levy) will be looking to cut costs and... the quickest ways to do that is to cut jobs... but he has got a big business to try and turn around in a very difficult economic environment.

If you are anticipating higher inflation and a rise in interest rates, it will slow down demand for resources.

We went into this past week thinking that we will be competing against some of the top teams in the nation. But we managed to stay focused and played some of our best tennis this season, which has helped us to remain undefeated.