On April 8, a total solar eclipse will stretch across the United States from south Texas to the northern tip of Maine, blotting out the sun for about four minutes within its 115-mile-wide path. In this special edition of Think, host Krys Boyd will prime listeners to have their best viewing experience and talk through the science of what’s actually happening 223,000 miles above our heads.

To hear even more ways to navigate viewing the eclipse read: 8 things to know about the April 8 eclipse