What do you think of when you see a swooping black checkmark, a yellow shell on a red background, or a multi-colored letter G ...

They say beauty is in the eye of the beholder, but it helps if the object of your gaze is symmetrical. Studies show humans associate symmetry with attractivenes ...

The Paris Catacombs are the City of Light's darkest tourist attraction: labyrinthine tunnels that house the remains of six ...