This uncanny orb is a miracle of glass-blowing

This stark sphere looks like a collection of metal filaments — but it's actually the work of glass-blower Nancy Callan, who set out to create something that looked monochrome and machine-like. A new exhibition of Callan's glass work also includes some superhero-inspired bee-stingers. » 9/26/13 4:00pm 9/26/13 4:00pm