Volcanic Giants
Natalie explains how Mars' weaker gravity allows for larger volcanoes like Olympus Mons, impossible on Earth due to gravity. Plate tectonics on Earth restrict such growth, a concept only widely accepted in the last 60 years.In this clip
From this podcast

StarTalk Radio
Space Volcanoes with Neil deGrasse Tyson and Natalie Starkey – Cosmic Queries
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