James Holmes High School Video

7/22/2012 6:46 AM PDT BY TMZ STAFF

0722_holmes_abc_stillA video of Colorado shooting suspect James Holmes, shot when he was 18, shows the slightly awkward teen speaking to a room full of people at a science camp.

The video, obtained by ABC News, shows Holmes at Miramar College in San Diego ... discussing "temporal illusions."

Holmes was introduced at the seminar like this ... "His goals are to become a researcher and to make scientific discoveries. In personal life, he enjoys playing soccer and strategy games and his dream is to own a slurpee machine."

In the Match.com profile of Holmes TMZ posted this morning, soccer was listed among his interests.