1. Volume 25, Issue 24, Pages R1151-R1153 (December 2015)
Listen out for life 
Michael Gross 
Current Biology 
Volume 25, Issue 24, Pages R1151-R1153 (December 2015)
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2. Deep view: This Extreme Deep Field image obtained by the Hubble Space Telescope shows galaxies from 13.2 billion years ago. It compiles observations from a minute patch of sky that would appear empty to normal telescopes, so every speck of light seen in this image is a distant galaxy. (Image: NASA; ESA; G. Illingworth, D. Magee, and P. Oesch, University of California, Santa Cruz; R. Bouwens, Leiden University; and the HUDF09 Team.)
Current Biology  , R1151-R1153DOI: ( /j.cub )
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3. Listen in: The Green Bank Observatory in Virginia is one of the instruments due to serve the Breakthrough Listen initiative. (Photo: NRAO/AUI/NSF.)
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4. Faraway world: An artist’s impression comparing Earth (left) to one of the new planets discovered by the Kepler space telescope, Kepler-452b, which orbits in the habitable zone of a Sun-like star. (Image: NASA/JPL-Caltech/T. Pyle.)
Current Biology  , R1151-R1153DOI: ( /j.cub )
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