The Sixteenth Marcel Grossmann Meeting on Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories (MG16) will be organized in virtual format from July 5 to 10, 2021. Registration will be open from March 15 through May 31, 2021. During this five day online conference, a variety of topics will be discussed in the plenary and parallel sessions. Each day there will be three blocks of three hours, one with the plenary session and two with parallel sessions:
6:30-9:30 First block
9:30-12:30 Second block
16:30-19:30 Third block

The first plenary session will start at 9:30 on Monday, the second one will start at 16:30 on Tuesday, the third one at 6:30 on Wednesday and so on. Recordings of plenary session will be available next day on YouTube.
Each block will have 10 sessions run in parallel, each session will have 9 talks.