Published: Feb. 17, 2020, 5 a.m.
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\\nHow do scientists know when a volcano is about to erupt? What would happen if Yellowstone\\u2019s supervolcano erupted? And what would happen if every volcano on earth erupted at once? All these questions (and a whole lot more)are answered by our intrepid science reporters, Jeanna and Mindy.
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Below you can find links to further reading on the topics discussed in this episode.
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\\n- Warning signs can begin weeks or months before an eruption
\\n- Some of the many signs a volcanologist will look for include seismographic detection of earthquakes and tremors and analyzing cracking patterns in the ground in close proximity to the volcano\\xa0
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\\n- Yellowstone National Park is made up of three overlapping calderas\\xa0
\\n- Calderas are bowl-shaped craters that were formed after three giant eruptions occured 2.1 million, 1.3 million and 640,000 years ago.\\xa0
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Interview with volcanologist Dr. Jessica Ball, you can find out more about her work on her blog,
Magma Cum Laude, and by following her
on Twitter,\\xa0
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\\n- Worldwide 1,500 potentially active volcanoes, around 500 of which have erupted during recorded human history. \\xa0
\\n- That number excluded the amount of volcanoes on the seafloor.\\xa0
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Music by Chad Crouch - Algorithms
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