A total solar eclipse of the sun swept across the continental United States Aug. 21, 2017. The eclipse, with a total duration of 90 minutes, includes an area of “greatest duration” that falls above Columbia, Missouri.

Dr. Bethany Stone discusses observations during the eclipse

Educational Video

This video highlights the experiments of researchers Bethany Stone and Tim Reinbott, who observed how plants and animals reacted during the eclipse.


Information Sheets

This series of information sheets highlight what our scientists, researchers and specialists will be studying and observing before, during and after the eclipse.