See Section 8. Conditions of Participation:

“Submission of an entry constitutes the Contestant and the Contestant’s parent/legal guardian’s (if applicable) consent to irrevocably assign and transfer to the Union of Concerned Scientists any and all rights, title, and interest in and to the entry including, without limitation, all copyrights. By submitting entry, Contestant and the Contestant’s parent/legal guardian’s (if applicable) consent to the use of the Contestant’s name, likeness, city, state/province, and country information and to waive all moral rights and grant to sponsors and their agents the right to modify, adapt, edit, sell, publish and/or use the entry in any way, in whole or in part, in any and all media and/or commerce without limitation and without payment or further consideration to the Contestant. Neither Contestants nor individuals portrayed in submitted cartoons shall receive payment for subsequent publications of the cartoon. Entries and other correspondence become the property of the Union of Concerned Scientists and will not be returned. At UCS’s request, Contestant agrees to execute all necessary or appropriate documents and take all other reasonable steps to document or formalize such rights in these materials. Contestant waives any “moral rights” Contestant may have with respect to the works.”

Source:

http://www.ucsusa.org/scientific_integrity/science_idol/science-idol-rules-agreement.html

My reCaptcha code says: “deny Factual” How creepy is that?