21.   There was no scientific evidence to back up their claims.

22.   His claims are not backed by any scientific evidence.

23.   There is little scientific evidence to substantiate the claims.

24.   Alexander points out there is little scientific evidence about the incremental value of various levels of campaign spending or the effectiveness of different campaign techniques.

25.   There is scientific evidence for sexuality in children as studies show that two to three year old boys have regularly recurring erections during REM periods of sleep.

26.   All the scientific evidence collected so far suggests that biotechnology is really very safe.

27.   Where is the scientific evidence to support so wide an onslaught?

28.   A minority of the committee voted against the decision on the grounds that there was no definite scientific evidence that such animals experience suffering.

29.   These came in the wake of apparently scientific evidence that pornography had a therapeutic rather than a harmful effect.

30.   Few in the scientific community would argue that the scientific evidence justifies immediate extremely drastic action.