When you think of helium, you probably think of blowing up a bunch of balloons. But that's just the tip of the iceberg for ...

Cracker question because helium balloons are actually a pretty controversial topic. Some people argue that they are harmful to the environment because on returning to Earth, animals mistake them ...

OBJECTIVE: To determine the efficacy of a helium-oxygen mixture in children admitted to the pediatric intensive care unit with acute respiratory syncytial virus (RSV) bronchiolitis. DESIGN ...