Gravitational waves detected 100 years after Einstein's Prediction: Opens New Window on the Universe with Observation of Gravitational Waves from Colliding Black Holes

In Memoriam: Mercedes Richards (1955-2016)

Top high-energy astrophysics prize awarded to Niel Brandt

Now you see it, now you don't: The quasar that just disappeared

Mysterious radio signals from space test Einstein's General Relativity theory

Natasha Batalha’s Research and Accomplishments are Out of This World

NSF Grant Helps to Further the Search for Earthlike Exoplanets

Astronomy and Astrophysics: HETDEX

Staff Highlight: Selders Provides Critical Support

Space observatory controlled by Penn State captures its 1,000th gamma-ray burst

World's 3rd largest optical telescope gets $25 million upgrade

Black hole caught in the act of ripping apart a star