Clip: Episode 3 | 2m 46s | Video has closed captioning.
The Baroarbunga volcano in Central Iceland erupted on August 31, 2014 spewing out red hot lava. Particle Physicist Brian Cox visits the volcano a year after the eruption and explains that the origin of the lava’s color comes from the light the object is emitting.
Problems Playing Video? | Closed Captioning