This woman can make the sound of two notes at once. She makes it seem so easy, you'd think it'd be something she learned as a party trick. But the singer, Anna-Maria Hefele, has been doing this ...

PITTSBURGH – Alexa Kay is a Quaker, a denomination which has embraced simplicity and shunned more extravagant forms of worship, even singing. Nevertheless, Kay likes to sing, and that’s what led her ...