So scientists rarely even raise an eyebrow when they hear of a new one.

And she learned that some scientists had raised the possibility of an increased cancer risk in people who drank the milk.

Now, some scientists are raising similar questions about the award last week.

But scientists have raised questions, including whether the tests have a racial bias.

He stopped when he saw the scientist raise his right fist.

As a result, Chinese and Western scientists are raising new questions about the country's ability to feed itself in the future.

Earlier in this century scientists raised questions about atomic fission and its consequences.

But outside scientists have raised many questions about the research.

But only if scientists raise their voices in the nation's public debates.

For each attempt the scientists raise a group of clones.