+ How To Make a True-Color Landsat 8 Image
Note: NASA and USGS do not endorse the use of any particular image processing software.
STELLA: A DIY Handheld Scientific Instrument
If you are looking for a do-it-yourself (DIY) handheld spectrometer, you need to meet STELLA. STELLA (Science and Technology Education for Land/Life Assessment) is a portable scientific instrument developed by