This red marker contains a specific dye called eosin, which has a chemical structure similar to that of graphene and is highly temperature-stable.

In need of easy, last-minute Halloween costume ideas using things you already have at home? If you have a white T-shirt, you have options.

On every Toronto subway platform there four mysterious symbols: a red circle, a orange circle, a green circle, and a green triangle. The metal plaques are mounted to the wall or suspended from the ...

The markers are placed in a section of the river stretching from the Holyoke Dam to Hatfield and help boaters navigate the ...

The marker pays homage to the Circle's roots as the location of the first Indy Pride festival in 1990.

There will be more markers and circles moving, so be prepared to move quickly in between yellow (triangle) and blue (circle) ground markers.

On Saturday, a red marker and headstone sat on Crum's grave in the Cherokee Triangle neighborhood's Cave Hill Cemetery.

A new marker is being installed at Red Mountain Park to honor a west Birmingham native who spent his life exploring the mountain and learning about its history.

In a somber ceremony Thursday morning, a crowd gathered to dedicate a historical marker at the Old Red Courthouse in downtown Dallas.

Not a natural red-back: A coat of non-toxic marker on an orange-backed fairy-wren (right) makes it as attractive to females as the naturally scarlet subspecies (left). Daniel Baldassarre ...