The latest stellarators have their magnetic-field-inducing coils sculpted into complex shapes, so as to ensure that forces are uniformly distributed.

ECONOMIST: Fusion power

In 2004, the company hit multiyear highs as it became clear that it would dominate the field of drug-coated stents, coils of metal mesh that are used to prop open clogged arteries.

FORBES: J&J Walks Away