On June 30th, 1908, a massive explosion tore through the Siberian sky with the force of a 15-megaton nuclear blast—yet no crater was ever found.This is the true story of the Tunguska Event:a cosmic mystery that flattened 80 million trees, shook the Earth, lit up the night skies around the globe, and left scientists debating its cause for more than 100 years.In this episode, we dive into:The eyewitness accounts of a “second sun”The shockwaves that circled the planetWhy the forest fell in a perfect radial patternFailed expeditions and missing evidenceAsteroid vs. comet vs. exotic theoriesThe modern science behind airburst explosionsWhether Tunguska could happen again — and destroy a major cityWas it a stony asteroid? An icy comet? A cosmic airburst?Or something even stranger?This is one of the most powerful explosions in recorded history — and we still don’t know what caused it.