Scientists hope, but do not yet know, that the same will be true in people.

Scientists can only hope that we do not have to make the choice.

Without it, scientists doing research would have to contact each other and hope they could find the right person.

Scientists hope they will be ready by the end of the next decade.

Many scientists, based on what they knew about him, had hoped for something different.

Scientists hope the system will operate for at least six years.

Scientists hope to produce a plan for dealing with the problem by June.

American scientists hoped to learn about the earth's birth through the project.

Scientists hope the new data will clarify the nature of the object.

The scientists hope to eventually help human victims of similar injuries.