Plan A would be a program of scientific exploration.

But mere scientific exploration does not require a human presence.

His was the first scientific exploration of the Amazon.

He began his space career in 1963 by helping to plan the scientific exploration of the moon for the Apollo program.

Indeed, he said, scientific exploration is bound by the nature of that world.

I suspect you have enough respect for a vessel of scientific exploration to avoid doing it any damage whatever.

"Our primary objective is scientific exploration and an event like this could not be missed."

With no hope of scientific exploration he took a reasonable stab at six diamonds.

Everything we have today is a result of scientific exploration.

There was very little scientific exploration of the site during the first third of the 20th century.