About Us

About Us
is made up of undergraduate students from Columbia and Barnard with a genuine interest in astronomy and who want to engage with other astronomy students, the department here at Columbia and the community at large. We welcome undergrads that are majoring in Astronomy/Astrophysics, other science disciplines, or people who simply have an interest in the subject.

Apr 15, 2011

Prof. Aprile and Xenon Dark Matter Experiment in the Times


On the morning of April 4, a dozen or so graduate students and postdoctoral fellows gathered in the offices of Elena Aprile, a physics professor at Columbia University, to get their first look at the data from an experiment on the other side of the world. In a tunnel deep under Gran Sasso, Italy, Dr. Aprile and an international team of scientists had wired a vat containing 134 pounds of liquid xenon to record the pit-pat of invisible particles, the so-called dark matter that astronomers say constitutes a quarter of the universe.

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