The first ever, high-resolution, true color map of Antarctica. thumbnail: http://svs.gsfc.nasa.gov/vis/a010000/a010400/a010416/LIMA_wVO_ipod_gal.png

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