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Scientists have observed that huge stones in the Death Valley desert have been moving by themselves. Experts are stumped as to why and what caused the movement. Is it the heat? Or is it gravity? Photos of the massive rocks show long stretch of trails that the rocks leave behind…
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This is a video of a workshop conducted recently at the South Dakota State University for all graduate students who wanted to learn how to correctly format their thesis and dissertation. It is an hour-long video presentation, so enjoy watching. VIDEO
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If you are a student who plans to take up Remote Sensing as a graduate study in the future, you may encounter this question along the way. Here is the question: What fraction of the total power radiated by the sun falls in the ultra violet spectral region? Assume that…
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Question: How different from the average temperature of the earth would the temperature of a blackbody need to be in order to balance the energy received by the earth from the sun? Assume that the earth’s albedo (hemispherical reflectance) is 0.31, which means the earth reflects 0.31 of the solar…
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With the end of the current Landsat 5 and Landsat 7 missions, NASA will soon launch the Landsat Data Continuity Mission (LDCM) or the Landsat 8 mission. I am pretty excited on this as I have been using Landsat datasets in my remote sensing research! For those interested of the…
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These are lovely captures of the moons of Saturn showing the Pac-Man pattern (from the popular 1980s video game icon) on their surface temperature images. The first was found on Mimas in 2010, and the most recent one was found on the moon Tethys. Scientists theorize that the Pac-Man thermal…
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For those math-challenged individuals who find it hard to solve a simple 3x+4=20 equation, you may try the Web Equation tool to do the calculation for you for free. The tool utilizes the Wolfram Alpha system for a step by step solution. By the way, the tool can solve complex…
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I found these very interesting links about the declining number of American PhD degree holders. It seems like Americans do not need PhD degrees anymore. Is this why America is luring foreigners into taking graduate studies? Hundreds of foreign students, if not thousands, come to the U.S. every year and…
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