There undoubtedly brilliant men in the field of science who are still believers. However, despite their brilliance, not one of them have come up with a single shred of evidence for a deity. Francis Collins has come the closest, given his work on the Human Genome Project, but all you have to do is read his works to see that it's clearly an emotional need, not a science and evidence-based one, and his claims still come down to "we don't know, but...." (which, minus the "but" and ellipses, should be the default position for one without evidence)
Also, as long as we're appealing to authority....
List of atheists in science and technology - Wikipedia, the free encyclopedia
Stephen Hawking's religious views
Albert Einstein: The word "god" is a product of human weakness