visible

Yet as Stone scans the crime scene, he sees a disorderly room, visible red-brown stains and a partial shoe track.

And that's because racial categories have overemphasized a handful of visible features – like skin color – that don’t have clear-cut boundaries.

Over time the tree barks also became darker, and white moths were more visible to predators, while the less prevalent black moths became invisible.

Because accidents are often caused by not seeing the oncoming danger, Professor Brewster wants to make driverless cars more visible.