Polarized M87 black hole image 'sharpens' view for astronomers

New imagery of Messier 87 galaxy's black hole in polarized light shows magnetic fields. It's the "first time astronomers have been able to measure polarization, a signature of magnetic fields, this close to the edge of a black hole." according to the European Southern Observatory. -- Full Story: https://www.space.com/first-black-hole-image-polarized-m87 Credit: ESO Directed by: Herbert Zodet. Editing: Herbert Zodet. Web and technical support: Gurvan Bazin and Raquel Yumi Shida. Written by: Anna Purdue, Thea Elvin and Bárbara Ferreira. Music: STAN DART (www.stan-dart.com) — Xmas Special. Footage and photos: ESO, EHT Collaboration, L. Calçada, Digitized Sky Survey 2, ESA/Hubble, RadioAstron, De Gasperin et al., Kim et al., M. Kornmesser, C. Malin (christophmalin.com) and B. Tafreshi (twanight.org). Scientific consultants: Paola Amico and Mariya Lyubenova.