Yearly Archives: 2012

Last Moments of Blue Jay 3

After a number of previous successful test flights, Blue Jay 3 careened out of control with 1.75kg of payload, its wing snapped mid-flight, and it crashed into the ground at relatively high speed, splintering and cracking the fuselage. Fortunately, it … Continue reading

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Blossoms in Baltimore

Due to the unseasonably warm weather this year, the trees are blossoming in March here in Baltimore. Flickr

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Snow

A good six inches of snow fell here today. The birds and squirrels were still out, however. It was quite enjoyable watching the squirrels as they leaped and dug through the snow in search of food, freshly buried under a … Continue reading

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Canon PowerShot SD400 Infrared Cut-off Filter Removal

Silicon, in the form of a digital camera image sensor, is sensitive to near-infrared light. However, digital cameras use a cut-off filter to block these wavelengths. Removing this filter makes the camera sensitive to near-infrared, and replacing it with a … Continue reading

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2012

Happy New Year!

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