Northern Lights Excite

In California, the Northern Lights can appear as a deep red glow here in the night sky. In Alaska, they appears as a bright green bands or dynamic colorful shows when the sky is dark enough. Known as auroras, scientists are still uncovering the mysteries of these displays here and on other planets in our solar system. Learn more about auroras, their connection to the activity on the Sun, and how photographers are helping us better understand the different ways these lights manifest and the underlying reasons for them.

Speaker: Dr. Laura Peticolas

Editor's Note: This talk will be repeated on August 19 in Walnut Creek.  See our listing.