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Mark Rober's CrunchLabs S04E02 backdrop

Mark Rober's CrunchLabs (2025)

S04E02 Lasers vs. Lightning Destruction Test

Jun 25, 2026 Season 4 Episode 2 Family, Documentary

Episode Overview

Lasers and lightning collide in an epic battle to crown the ultimate force of destruction. The CrunchLabs team puts both through a gauntlet of wild experiments, measuring their raw power and chaos-inducing potential. After the sparks settle and the smoke clears, one emerges victorious as the undisputed champion of devastation.

Mark Rober's CrunchLabs poster
HD S04