where convection currents bring it to the Sun's visible photosphere.

The Solar Interior: You will find great background information on the interior of the Sun and the latest on the problem of the missing neutrinos, one of the great mysteries of solar science.

SOHO Lesson Plans: To take this activity a step further this is a good high school level activity, developed by SOHO scientist Terry Kucera, who'll appear in the LIVE FROM THE SUN videos.

SOHO on September 1, 1996.