Our research focuses on extreme astrophysics such as mergers of black holes and neutron stars, central engines of active galactic nuclei, gamma ray bursts, and sources of the high energy cosmic rays and neutrinos.

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Recent Submissions

  • The Birth of the Universe 

    Efstathiou, George (Georgia Institute of Technology, 2015-04-07)
    Modern physics attempts to explain the full complexity of the physical world in terms of three principles: gravity, relativity and quantum mechanics. This raises important fundamental questions such as why is our Universe ...
  • The Data and Compute-Driven Transformation of Modern Science 

    Seidel, Edward (Georgia Institute of Technology, 2011-10-13)
    We all know that modern science is undergoing a profound transformation as it aims to tackle the complex problems of the 21st Century. It is becoming highly collaborative; problems as diverse as climate change, renewable ...
  • Aeons Before the Big Bang? 

    Penrose, Roger (Georgia Institute of Technology, 2009-03-24)
    There is much impressive observational evidence, mainly from the cosmic microwave background (CMB), for an enormously hot and dense early stage of the universe referred to as the Big Bang. Observations of the CMB are now ...