Engageya today announced the launch of storiya, bringing the social “story” experience onto mobile content web sites. According to Engageya, Storiya will enable publishers to engage audiences with the story format that has become familiar on Instagram, Snapchat and Facebook – featuring video, photos and text overlays in a vertical aspect ratio and dynamic style. Following successful pilots in Russia, Turkey and Dubai, Engageya says Storiya will be offered to publishers all over the world. “We believe this is a…