11 July 2022
- 00:0900:09, 11 July 2022 diff hist −420 Wikipedia:Reference desk/Science →Technically possible (but maybe difficult to accomplish) or energy out of thin air?: Removed my reply -- didn't fully read OP's query
10 July 2022
- 22:3422:34, 10 July 2022 diff hist +148 Wikipedia:Reference desk/Science →Technically possible (but maybe difficult to accomplish) or energy out of thin air?: edit
- 21:5921:59, 10 July 2022 diff hist +272 Wikipedia:Reference desk/Science →Technically possible (but maybe difficult to accomplish) or energy out of thin air?
- 21:2321:23, 10 July 2022 diff hist +507 Wikipedia:Reference desk/Humanities →Quick wars with a notable historical impact?: reply
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