Solar eclipses occasion lots of excitement and pique the public's interest in astronomical phenomena. Eclipses can also expand our understanding of the universe in profound ways. In fact, astronomical ...

One hundred years ago this week, a total solar eclipse briefly blotted out the sun and gave humanity a new understanding of the universe. It was May 29, 1919, and English scientists were set to use ...

In 1919, astronomer Arthur Eddington used the positions of the stars during a total solar eclipse to provide evidence for Albert Einstein’s theory of general relativity. This April 8, Vermonters ...

As the 2017 North American total solar eclipse comes to an end, the famous "diamond ring" becomes visible. The sun's corona is also visible, with the star Regulus to the left. John Finney Photography ...