Negative mass

Negative mass - hypothetical type of exotic matter whose mass is of opposite sign to the mass of normal matter. Article “Negative mass” in English Wikipedia has 58 points for quality (as of July 1, 2025). The article contains 46 references and 12 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

Since the creation of article “Negative mass”, its content was written by 166 registered users of English Wikipedia and edited by 312 registered Wikipedia users in all languages.

The article is cited 202 times in English Wikipedia and cited 503 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1519 in April 2017
• Global: #4978 in April 2017

The highest popularity rank from 2008:

• Local (English): #17924 in April 2017
• Global: #33511 in April 2017

There are 14 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Negative mass		57.9987
2	Turkish (tr) Negatif kütle		54.6376
3	Hebrew (he) מסה שלילית		47.0595
4	French (fr) Masse négative		44.869
5	Russian (ru) Отрицательная масса		42.0311
6	Chinese (zh) 負物質		36.9899
7	Indonesian (id) Massa negatif		33.6093
8	Catalan (ca) Massa negativa		24.8347
9	Arabic (ar) كتلة سالبة		19.9157
10	Spanish (es) Masa negativa		19.1388

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Negative mass" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Negative mass		1 543 574
2	Japanese (ja) 負の質量		145 558
3	Spanish (es) Masa negativa		93 095
4	French (fr) Masse négative		89 259
5	Russian (ru) Отрицательная масса		55 885
6	Chinese (zh) 負物質		37 350
7	Italian (it) Massa negativa		30 140
8	Turkish (tr) Negatif kütle		16 174
9	Greek (el) Αρνητική μάζα		13 666
10	Arabic (ar) كتلة سالبة		13 031

More...

The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Negative mass" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Negative mass		5 225
2	Russian (ru) Отрицательная масса		718
3	Japanese (ja) 負の質量		717
4	French (fr) Masse négative		493
5	Chinese (zh) 負物質		382
6	Spanish (es) Masa negativa		144
7	Italian (it) Massa negativa		115
8	Hebrew (he) מסה שלילית		66
9	Turkish (tr) Negatif kütle		51
10	Arabic (ar) كتلة سالبة		48

More...

The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Negative mass" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Negative mass		166
2	French (fr) Masse négative		41
3	Turkish (tr) Negatif kütle		23
4	Spanish (es) Masa negativa		19
5	Chinese (zh) 負物質		13
6	Greek (el) Αρνητική μάζα		10
7	Hebrew (he) מסה שלילית		8
8	Italian (it) Massa negativa		8
9	Russian (ru) Отрицательная масса		8
10	Japanese (ja) 負の質量		5

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Negative mass" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) كتلة سالبة		0
2	Catalan (ca) Massa negativa		0
3	Greek (el) Αρνητική μάζα		0
4	English (en) Negative mass		0
5	Spanish (es) Masa negativa		0
6	Persian (fa) جرم منفی		0
7	French (fr) Masse négative		0
8	Hebrew (he) מסה שלילית		0
9	Indonesian (id) Massa negatif		0
10	Italian (it) Massa negativa		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Negative mass" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Negative mass		202
2	Persian (fa) جرم منفی		122
3	Turkish (tr) Negatif kütle		96
4	Chinese (zh) 負物質		22
5	French (fr) Masse négative		17
6	Japanese (ja) 負の質量		12
7	Spanish (es) Masa negativa		8
8	Hebrew (he) מסה שלילית		5
9	Arabic (ar) كتلة سالبة		4
10	Indonesian (id) Massa negatif		4

More...

#	Language	Value
ar	Arabic كتلة سالبة
ca	Catalan Massa negativa
el	Greek Αρνητική μάζα
en	English Negative mass
es	Spanish Masa negativa
fa	Persian جرم منفی
fr	French Masse négative
he	Hebrew מסה שלילית
id	Indonesian Massa negatif
it	Italian Massa negativa
ja	Japanese 負の質量
ru	Russian Отрицательная масса
tr	Turkish Negatif kütle
zh	Chinese 負物質

Best Rank

English: #17924 04.2017

Global: #33511 04.2017

Best Rank

English: #1519 04.2017

Global: #4978 04.2017

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information