Add Yahoo as a preferred source to see more of our stories on Google. Viewers who tune into the Super Bowl pregame show on Sunday will be treated to an unusual performance of "America the Beautiful," ...

Viewers who tune into the Super Bowl pregame show on Sunday will be treated to an unusual performance of “America the Beautiful,” which will be told, in part, through Native American sign language.

The lack of scientific terms and vocabulary in many of the world’s sign languages can make science education and research careers inaccessible for deaf people and those with hearing loss. Meet the ...