Google has released Veo 2, a new AI video generator model that claims to produce more realistic-looking videos.Veo 2 understands real-world physics and human movement, and offers cinematic effects at resolutions up to 4K.It competes with OpenAI's Sora and received better audience scores in Google's internal tests.Google also updated its image generation model, Imagen 3, to produce brighter and more accurate photos.