Don't Panic Geocast

It's not an exact science.

About the show

John Leeman and Shannon Dulin discuss geoscience and technology weekly for your enjoyment! Features include guests, fun paper Friday selections, product reviews, and banter about recent developments. Shannon is a field geologist who tolerates technology and John is a self-proclaimed nerd that tolerates geologists.

Episodes

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    Episode 58 - "The background on my phone is a thin section" Hannah Rabinowitz

    March 4th, 2016  |  43 mins 53 secs

    Fun Paper Friday
    In this week’s Fun Paper Friday we find out what your eyes were doing when they weren’t rolled back in your head during those long classroom powerpoint presentations.

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    Episode 57 - "You go to a cave and do math problems"

    February 26th, 2016  |  53 mins 7 secs

    This week we’re going underground…to caves that is. We review the basics of how caves form, some unique features, and a lot of fun vocabulary. We also talk about the latest and greatest scientific...

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    Episode 56 - "A lot people would like to think they've got a lunar meteorite" Brad Jolliff

    February 19th, 2016  |  50 mins 52 secs

    This week a special guest takes us to the moon by talking about lunar rocks and meteorites! The moon turns out to be a fascinating place, but probably won’t break up like in Seveneves.

    Fun Paper...

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    Episode 55 - "Every time you clip your fingernails" Plate Tectonics

    February 12th, 2016  |  54 mins 34 secs

    Why do mountains form, earthquakes happen, and volcanoes form where they do? The answer is plate tectonics. This week we explore the history of being wrong about how the Earth works.

    Plate Tectonics

    Tectonics is from the Greek tekton or...

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    Episode 54 - "We use statistics"

    February 5th, 2016  |  49 mins 56 secs

    We’ve already talked a little bit about the Earth’s magnetic field, but where does that fall in terms of geoscience? Lots of physicists look at the magnetic field, but so do geologists. Not just our current field, but the ancient magnetic...

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    Episode 53 - "They call it the snowtron"

    January 29th, 2016  |  50 mins 9 secs

    With the over with, we figured we would jump on the bandwagon and talk about some different types of winter precipitation.
    Feedback

    (Thanks Mark!)

    Winter Precipitation

    • Turn to page 104 in the pdf and you can...
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    Episode 52 - "You pay for significant digits"

    January 22nd, 2016  |  1 hr 11 mins

    Last week we talked about glaciers, a basic staple of any geology education. That means it’s only fair to talk about a geophysics staple this week. We can measure gravity at different locations and use it to help figure out what’s under...

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    Episode 51 - "Regelation. I think I had that for lunch the other day" Glaciers

    January 15th, 2016  |  1 hr 8 mins

    Fun Paper Friday
    This week we learn about low frequency sound waves in the atmosphere and how we can use them to determine the winds at high altitudes and improve numerical weather prediction.

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    Episode 50 - "Some serious geometric voodoo" Projections Part 2

    January 8th, 2016  |  53 mins 39 secs

    Last week we told you about many different map projections and talked about why they are all wrong. This week we’ll discuss a few of our favorites, why we like them, and when they fail us. We also have another Star Wars themed Fun Paper...

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    Episode 49 - "Would it blow your mind if I told you Africa is 14x larger than Greenland?"

    January 1st, 2016  |  45 mins 7 secs

    Maps are useful things, but it turns out that projecting a 3D object on a 2D map can cause a lot of unexpected problems. They even inspired an . This week we explore maps and map projections. We also chat about machine learning as part of...

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    Episode 48 - "You know you're going to be inspired" AGU

    December 25th, 2015  |  42 mins 50 secs

    We want to wish you happy holidays and invite you to join us while John was at AGU. This show should have been released a week ago, but John got very ill at AGU and took several days to recover. Thank you for the well wishes and sticking with...

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    Episode 47 - "That's nerd points" Holiday Gift Guide

    December 11th, 2015  |  1 hr 53 secs

    The holiday season is approaching and you may be wondering what to get that geoscientist or science nerd in your life. Look no further as we discuss our recommendations on the Don’t Panic gift guide!
    John’s...

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    Episode 46 - "The sweet sounds of square wheels rolling" Posters Continued

    December 4th, 2015  |  48 mins 43 secs

    This week we continue our discussion of posters, presentation, and talk about splashing around with our fun paper Friday!
    Graphing Software

    Poster Tools

    Fun Paper Friday
    This week we talk about urine...

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    Episode 45 - Revisit "What if you calibrated your candles differently?"

    November 27th, 2015  |  1 hr 27 secs

    This week we re-visit one of our favorite shows while everyone is outside or in their turkey food-coma here in the US. We also read some listener mail about last week's episode on earthquake magnitudes!
     
    Time is a very complex subject that you...

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    Episode 44 - "It's not Richter magnitude!"

    November 20th, 2015  |  53 mins 26 secs

    This week we talk about Bill Nye, earthquake magnitudes, and coffee.
    Bill Nye

    John got to see Bill Nye () talk at Penn State!

    Earthquake Magnitudes

    Challenge is that earthquakes span a huge dynamic range. We measure ground displacements...

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    Episode 43 - “Life should be more than turning off drop shadow defaults”

    November 13th, 2015  |  52 mins 7 secs

    This week Shannon is grading, John is modeling (numerically), and they both are mad about some graphs they have seen.
    Data Visualization

    Make everything bigger than you think it needs to be!

    Resources

    Ask people...