I traveled to Roblox's headquarters to do a demo of a new safety feature it says will help protect child users.

Roblox is one of the world’s most popular kids’ games, but lawsuits around the country allege predators are hiding in plain sight.

The model, called SHARP, can reconstruct a photorealistic 3D scene from a single image in under a second. Here are some examples.

Kyasia Watson joined Roblox in 2009, when she was eight years old, drawn by a banner ad promising players could build their ...