Alexander Graham Bell believed one day machines would be invented to help deaf people hear and speak.

VOA: special.2010.05.14

The next year Bell moved to Boston,Massachusetts, to teach at a school for the deaf.

VOA: special.2010.05.14

But it was painful to her family to see their deaf and blind child punished.

VOA: special.2009.11.08

A bullhorn sounds indicating timeouts. But because the players are deaf, backboard-mounted lights also flash to insure the players knew what was going on.

VOA: standard.2009.09.10

To ensure good communication with the competitors, officials and referees must also be deaf.

VOA: standard.2009.09.10