British physicist Stephen Hawking may be one of the smartest humans of all time, but his recent claim that Heaven doesn't exist were guaranteed to generate significant backlash. Enter actor and Evangelical Christian Kirk Cameron.

Hugely active in his church, Kirk says Hawking, who called heaven a "fairy story for people afraid of the dark," has no scientific evidence to back that up.

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Kirk Cameron is best known for starring in the 1980s hit Growing Palins. Nowadays, he is an active Christian evangelist. This brought him to UCLA recently.

He went to convince college students that Darwin's theory of evolution is dead wrong, and while he can believe what he wants, Kirk's debating needs work.

Posted in: Kirk Cameron