“Musical Bodies,” a new exhibition at the Metropolitan Museum of Art, revels in the blurry boundaries between humans and instruments. By Joshua Barone Visuals by Ye Fan Clap your hands. Tap a foot.

Crisp, warm, responsive. The National Symphony Orchestra (NSO) is on a journey to meet these benchmarks under the baton of music director Gianandrea Noseda. One of the ways in which he's shaping a new ...