12 Strange Sounds on Earth Science can’t Explain

12 Strange Sounds on Earth Science can’t Explain

For years, scientists have been struggling to explain bizarre sounds – some repeating, some heard only once – that fill the atmosphere of our planet. From bewildering hums to worrying sonic booms and bloops, yes, bloops — the air is literally filled with outlandish acoustic phenomena. And most of these sounds still leave researchers scratching their heads.