Theories of gravitation

• LIGO and Virgo observatories detect gravitational wave signals from black hole collision (08 Oct 2017)
  
• How strong is the force of gravity on Earth? (07 Oct 2017)
  
• Gravitational waves: First joint LIGO-Virgo detection (04 Oct 2017)
  
• Gravitational waves detected from second pair of colliding black holes (21 Jun 2016)
  
• Six weighty facts about gravity (11 Apr 2016)
  
• Black holes and the dark sector explained by quantum gravity (26 Jul 2015)