The judges can’t believe their eyes as Unitree robots dance perfectly across the stage to 'Abracadabra' by Lady Gaga.

TOKYO (AP) — Mechanical hands dexterous enough to thread a needle, childlike dancing robots and adult-sized ones to help with deliveries were on display Thursday as the Humanoids Summit Tokyo opened.

Add Yahoo as a preferred source to see more of our stories on Google. Last season Boston Dynamics brought their dancing robot dogs to America’s Got Talent for several synchronized dance routines, ...