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March 16, 2026
Mark Rober's CrunchLabs
Mark Rober's CrunchLabs
Lava vs Laser Destruction Test #S03E01
Lava vs Laser Destruction Test
Mark Rober's CrunchLabs · Season 3, Episode 1
What's the most destructive substance on Earth? Lava's the reigning champ - but how do lasers stack up? Mark and his friends are about to find out.
Episode 1 of Season 3 from Mark Rober's CrunchLabs — available to stream in HD on any device.
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