Red and blue fibers have been a longtime ingredient of U.S. currency paper. Special features like these fibers are embedded in currency paper to ensure that reproduction is difficult. While some ...

A paper proposing NIH reforms is circulating in academic circles and within the agency as scientists search for hints of its ...

Anybody see who sent this to me?,” Ronald J. Lambert said, lifting a blue paper above his head. “You see a piece of trash like this that don’t even say Terrebonne Parish? I guess the person ...