206 submissions
,
164 unreviewed
5,103 questions
,
2,249 unanswered
5,355 answers
,
22,801 comments
1,470 users with positive rep
820 active unimported users
More ...
If I am I right that electric charge is the only *repellant* force in the Universe and all others, gravity, strong and weak nuclear, are attractive, when, in the history of the universe, did the first electric charge occur and are there electric charges inside of Black Holes?