Tag: radio astronomy

• Guardians of the Galaxy…er, black holes vol. 3

  [ This blog is dedicated to tracking my most recent publications. Subscribe to the feed to keep up with all the science stories I write! ] Part 3 of my 4-part series on black holes for Medium members is up; part 1 is here and part 2 is here. If enough of you read, they may…

  Matthew R. Francis

  September 11, 2017

  Medium, Writing for Other Sites

  black holes, Event Horizon Telescope, pulsar timing arrays, radio astronomy, supermassive black holes

• The Care and Feeding of Black Holes

  [ This blog is dedicated to tracking my most recent publications. Subscribe to the feed to keep up with all the science stories I write! ] Part 2 of my 4-part series on black holes for Medium members is up; you can read part 1 here. If enough of you read, they may keep me…

  Matthew R. Francis

  September 5, 2017

  Medium

  black holes, blazars, quasars, radio astronomy, supermassive black holes

• A miniature quasar in Andromeda Galaxy

  The term “quasar” describes a behavior rather than an object: when a supermassive black hole (SMBH) at the center of a galaxy gorges on gas, the infalling matter produces a lot of light. While most galaxies are known to have SMBHs, not all of those exhibit quasar behavior. Similarly, black holes created from the deaths…

  Matthew R. Francis

  December 12, 2012

  Ars Technica, Writing for Other Sites

  black holes, quasars, radio astronomy