Discovery is launching its first online video network today in an attempt to attract largely young, male viewers who are becoming more challenging to reach through traditional TV. Called TestTube, the new online network will initially offer 15 original short-form shows that focus on science and adventure, available for free via YouTube, Xbox and TestTube’s website. The network was developed with online video producer Revision3, which Discovery acquired last year. Continue reading Discovery Launches Online Science and Adventure Network