Wed. 01/18 - The CIA's Spy-Pigeons

<p>Earth-like exoplanet discoveries galore, including some that could be habitable. Plus, a look back at the clandestine history of the CIA’s pigeon surveillance missions.</p> <p>Sponsors:</p> ZocDoc, zocdoc.com/coolstuff <p>Links:</p> NASA Just Discovered a Rare Earth-Sized Planet in a Habitable Zone (ScienceAlert) NASA has discovered an Earth-sized planet orbiting in the habitable zone of its star (CBS News) NASA’s TESS Discovers Planetary System’s Second Earth-Size World (NASA) Another Earth-size exoplanet discovered in habitable zone of nearby star (The Verge) When the CIA Spied on American Citizens—Using Pigeons (Atlas Obscura) CIA unveils...