There's a ton of attention on space right now, with a continuing focus on the idea of... are we alone? Congress is getting a report on UFOs and the military has released videos that they can't explain. Could there be life out there, intelligent life, and will we ever come across it? Could we have come across life already? Dr. Paul Halpern, Professor of Physics at the University of the Sciences joins KYW Newsradio In Depth to talk about the odds that we are alone in the universe, what it would take for there to be life on other planets, and what might happen if we find it. 

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