Or at least, they do in Google’s latest machine learning experiment, the awe-inspiring Blob Opera, which will see a chorus of four adorable, colorful blobs serenade you with spine-tingling operatic ...

The blobs first appeared in the spring of 2013. They were roundly amorphous, like cookie dough plopped onto a baking sheet. Their faces, a rainbow of emotions, had mouths that turned up and down in ...