Length: 60 minutes
Internet: http://passporttoknowledge.com →
Originally broadcast live from NASA's Goddard Space Flight Center, solar researchers explain the "colors" of the Sun and how the Doppler Effect reveals the Sun's internal structure, and much more! See how a blowtorch can make a household tile glow orange - and how color is a clue to temperature. Goddard astrophysicists join in a tuneful and scientifically accurate 'a cappella' tribute to our Sun. See how and why solar science is so exciting for the men and women who study our star with spacecraft and telescopes.