And even though it went according to plan, YouTuber and former NASA engineer, Mark Rober, contested the achievement, saying that his own pool-sized elephant’s toothpaste was actually the largest.

Former NASA engineer and popular YouTuber Mark Rober lands into the Guinness Book of World records again with the most colorful experiment: a goo volcano ...

Guinness World Records posted the video of world's largest elephant toothpaste reaction on YouTube. The Internet is filled with various fascinating videos.

Guinness World Records said a toy company broke a record by performing an "elephant's toothpaste" chemical reaction that created 12,095 cubic feet, 1,692.7 cubic inches.

Netflix is poaching another YouTuber. Former NASA engineer Mark Rober will be bringing two new shows to Netflix, including a greatest hits compilation of some of his most popular YouTube videos and ...

The University of Guelph's physics club attempted to break a world record for the largest volume of elephant toothpaste.

Mark Rober, the former NASA engineer, who reinvented himself as one of YouTube's biggest science creators, is making the leap ...