1. scientists
Many scientists knew him.
A fault common to scientists is mistakenly believing that every problem has a technical solution.
Scientists have come up with many explanations for why the sky is blue.
The committee consists of scientists and engineers.
Five tremors in excess of magnitude 5.0 on the Richter scale have shaken Japan just this week, but scientists are warning that the largest expected aftershock has yet to hit.
Unlike his other writings, this book was not for scientists.
Are scientists close to cloning a human being? "Not by a long shot."
It was for anyone who wanted to know what he and other scientists were doing.
But in many ways, the bird called Alex is unusual, for it has shown the kind of mental abilities that scientists once thought only humans had.
As scientists keep insisting, there is neither good nor bad in any scientific discovery.
When science was less important than it is now, it was all very well to leave science to the scientists.
Scientists have been discovering new drugs, so there is always hope for the unconscious person.
Some scientists think that dolphins are the most intelligent animals in the world except for man, and that we may be able to talk with them one day.
According to scientists, the atmosphere is getting warmer year after year.
Aiming at a fair selection, the test's subject will be the same for all of you scientists of the world: write a scientific publication in English!