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  1. The Case of the Mysterious Holes on the Seafloor - NOAA Ocean …

  2. Strange 'alien' holes discovered on the ocean floor - Live Science

  3. Mysterious Seafloor Holes Stump Ocean Scientists - CNET

  4. Scientists Are Perplexed by Mysterious Holes They Keep

  5. Mysterious Seafloor Holes Baffling Scientists to Be Probed for DNA

  6. Weird ocean holes are an unsolved mystery - EarthSky

  7. Scientists Embark on Journey to the “Deep” to Explore Blue Holes: NOAA

  8. There Are Holes on the Ocean Floor. Scientists Don’t Know Why.

  9. Where did these holes in the ocean floor come from? 'Nobody …

  10. ‘They look almost human-made’: NOAA finds weird holes in mid …