In 1975, Dr. Joseph Taylor and his graduate student Russell Hulse discovered pulsars using the Arecibo Radiotelescope. In 1993 they won a Nobel Prize in Physics for that discovery, which helped confirm Einstein's theory of relativity.

The original version of this article is in Spanish. You can access it by clicking on ESPAÑOL at the top right of your screen. You can also contact our editor Mónica I. Feliú-Mójer (moefeliu@cienciapr.org).

The Arecibo Observatory in Puerto Rico, the largest radiotelescope in the world, celebrated 50 years of its installation.

The original version of this article is in Spanish. To read it click on ESPAÑOL at the top right of your screen. You can also contact our editor Mónica Feliú-Mójer (moefeliu@cienciapr.org).

The Smithsonian Astrophysical Observatory (SAO), inpartnership with the National Aeronautics and Space Administration (NASA), presents the exhibit Here, there, and everywhere, from April 3- 29, 2013 at the José M. Lázaro Library of the University of Puerto Rico, Río Piedras campus, announced today Dr. Carmen A. Pantoja, Associate Professor if the Physics Department of the Natural Sciences Faculty, who is coordinating the activity.