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Podcast: The DemystifySci Podcast
Episode: Century of Vanishing Astrophysical Bodies - Dr. Beatriz Villarroel, VASCO
Description: Dr. Beatriz Villarroel is a researcher at the Nordic Institute for Theoretical Physics who is the brains behind the VASCO project - a study of Vanishing and Appearing Sources During a Century of Observation. The project asked a stunningly simple question - if we compare photographic plates of the cosmos taken in the 1950s with photographs taken in the last few years, would there be much of a difference? To their great surprise, Villarroel and colleagues discovered more than 100,000 mismatches between the two datasets. We talk to her about the missing objects, the art of astronomical observation, how to...