The evolution of NASA instruments used to measure solar eclipses

Dr. Alex Young, associate director for science, heliophysics science division at NASA's Goddard Space Flight Center, tells Tonya Hall about his experiences seeing solar eclipses and how the tools that measure them have evolved. https://ift.tt/2Osd4yV ZDNethttp://ifttt.com/images/no_image_card.pngOctober 07, 2019 at 09:42AM https://ift.tt/eA8V8J