Henrietta Swan Leavitt, an astronomer ahead of her time, discovered the relationship between a star’s brightness and its fluctuation period. This breakthrough allowed Edwin Hubble to measure galaxy ...

Because of the recent inclement weather, the updated run includes shows at 7:30 p.m. Saturday, Sunday and Monday, Feb. 22-24, as well as a 2 p.m. show on Sunday, Feb. 23.

The cast is set for the Peterborough Theatre Guild’s upcoming production of “Silent Sky.” Being staged at the Guildhall on Rogers Street, from March 21 to April 5, the play, by Lauren Gunderson, is ...

It is the International Day Of Women And Girls In Science, and what better way to celebrate than to discuss the work of Henrietta Leavitt, the scientist who discovered Cepheid variables and laid the ...

Leavitt is a high performance computing cluster (HPCC) named in honor of Henrietta Swan Leavitt (left), an American astronomer whose discoveries at the turn of the 20th Century helped shape our ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The U of A’s programs in music, theatre and art are set to showcase an exciting lineup of performances that celebrate the fine arts this semester.

A brief standoff with Colombia holds important lessons for how future trade conflicts might unfold in the new Trump administration.

Hubble leveraged a discovery made by Henrietta Swan Leavitt 10 years earlier. She worked at the Harvard College Observatory as a "human computer," laboriously measuring the positions and ...