This video, produced by Matt Radcliff and animated by Alex Kekesi, shows how various spectral bands of Landsat data can be put together, or composited, to create color images. In this video—that we fondly refer to as the “onion skin”—watch how different Landsat spectral bands can tell us distinctive information about our planet; here, we take a look at Florida’s Everglades:
Further Information:
+ Landsat 8 Onion Skin

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