But the project "requires research that he will not be able to do until next year," she said.

"We want to be looking to the future and that requires academic research," he said.

Thus, it is not yet effective in humans and requires further research.

The hard part is doing the research required to find a new "Big Idea."

Then it requires research to work out what has happened to the strata.

The others looked promising, he said, but would require research to determine their true strength.

However, this definition requires research to explain what is meant by "personal and social being".

It is a law requiring research into global warming and related issues.

But more conventional technologies are available that would not require much research before being built.

But it's true she was moved by the plight of the victims, and stayed on longer than her research really required.