Plenty has changed about holiday a cappella videos since “Candlelight” exploded on YouTube over a decade ago like a 21st-century Hanukkah miracle no one thought to pray for: A group of singers, ...

WORCESTER — Pentatonix is on the "A" list when it comes to the surge of popularity a cappella singing groups have been enjoying in recent years. "A" for awards, for example (including three Grammy ...

Three-time Grammy Award-winning a cappella singing sensation Pentatonix will perform at Allentown’s PPL Center Tuesday. The five-member group, whose self-titled album in 2015 and the followup “A ...

NBC's sensation "The Sing Off" had not been conceived in 1996 when 10 Indiana University students started their a cappella group Straight No Chaser. Today, Straight No Chaser, like "The Sing Off," is ...

It has been almost a year since the arches of Princeton University swelled with the sounds of a cappella and audience members watched from the steps as groups showed off their repertoire. The arches ...