Craft in America: JEWELRY

JEWELRY features classic jeweler Tom Herman; Harriete Estel Berman who creates jewelry with recycled materials; the coeditors of Ornament Magazine; the legacy of modernist jeweler Art Smith; nature-inspired artist Gabrielle…

NOVA: What is Space Time?

To keep the universe static, Albert Einstein invented something called the cosmological constant. He later abandoned it. Decades afterward, astronomers discovered the universe’s expansion is accelerating—reviving Einstein’s controversial idea. https://www.youtube.com/watch?v=K3AWNs9KnXU