Lost in the Midnight Sun: Misreporting The Aurora and Science (Il)Literacy in Journalism
Posted by Lee Petersen | July 13, 2023
Lost in the Midnight Sun: Misreporting The Aurora and Science (Il)Literacy in Journalism

You may have seen some sensational reporting about the possibility of seeing the aurora in Alaska and other parts of the US last night and tonight. You're probably not going...

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Physics & Photography Entwined
Posted by Lee Petersen | June 20, 2023
Physics & Photography Entwined

Unravel the intricate science behind the art of photography in this introductory piece, 'Physics & Photography Entwined.' Discover the basic principles that govern light capture and exposure, setting the stage...

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The Physics of Photography: An Integrated Approach
Posted by Lee Petersen | June 17, 2023
The Physics of Photography: An Integrated Approach

The Physics of Photography: An Integrated Approach is an introduction to the series and my philosophy behind it, how physics and photography inform each other.

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Fata Morgana – Superior Mirage
Posted by Lee Petersen | May 15, 2022
Fata Morgana – Superior Mirage

A fata morgana or superior mirage is a mirage that appears on the horizon and is typically associated with ships at sea or distant mountains.

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Parhelion – Sun Dog
Posted by Lee Petersen | April 29, 2022
Parhelion – Sun Dog

A parhelion or sun dog is a bright patch of light occurring on or near the 22° halo on the right and/or left of the Sun caused by the refraction...

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Newton’s First Law
Posted by Lee Petersen | November 21, 2021
Newton’s First Law

Newton’s First Law of Motion can be summarized as: A body remains at rest or in uniform motion unless acted upon by a force. The first law is often called...

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Crevasse (Glacier)
Posted by Lee Petersen | August 27, 2021
Crevasse (Glacier)

A crevasse is a crack or fracture (in a glacier or ice sheet) caused by stress in the ice. The word crevasse can refer to fissures in other media as...

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aurora borealis over fairbanks alaska
Posted by Lee Petersen | September 27, 2020
What Causes the Aurora

A basic, yet comprehensive explanation of what causes the aurora. Tying together the solar wind, geomagnetic field, Van Allen belts, atomic energy states, and the electromagnetic spectrum.

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Plotting Simple Functions
Posted by Lee Petersen | September 7, 2020
Plotting Simple Functions

The following are a few examples of how to create a simple plot in Matlab/Octave, Python3, and Julia. I made a similar look between all three programs, trying to keep...

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Ice Crystals in R-Channels
Posted by Lee Petersen | September 5, 2020
Ice Crystals in R-Channels

Photos and brief description of ice crystal growth in an R-channel, or Röthlisberger style subglacial channel in winter - Castner Glacier - Alaska Range

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