Some of it, he said, was not scientifically valid.

But we have to come up with a number that is scientifically valid.

Secondly, the council may balk at the costs of determining whether a treatment is scientifically valid.

But these criticisms do not appear to be scientifically valid.

It's scientifically valid to say the following: There is no evidence for any mechanisms other than evolution being involved in the generation of life's diversity.

What this does is supplies a genuine, scientifically valid reason to watch these birds.

"I think it's been a fair and open and scientifically valid process," he said.

But a judge ruled that those tests were not scientifically valid.

The actual scientifically valid change in temperature from 32 to 96 F is by a factor of 1.13 (308.71/273.15), not 3.

And what's a "scientifically valid" kiss, you might ask?