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Country

Science in Yemen

Yemen ranks #88 of 192 countries on research quality in 2022–2025 (#98 all time), with 7.2k research works and 14.3% of them in the world's top 10%.

World rank, 2022–2025
#88
of 192 · #98 all time
Works, 2022–2025
7.2k
▲ 100% vs 2013–17
Top-10% rate
14.3%
record average 16.5%
In the world top 100
0
0 in the top 1,000
Open access
69%
world 63%

What is Yemen strongest at in science?

On research quality in 2022–2025, Yemen ranks highest in Medicine (#81 of 155), Engineering (#81 of 134) and Computer Science (#85 of 131). Relative to its size it is most specialised in General Dentistry, Numerical Analysis and Geriatrics and Gerontology.

FieldWorld rankWhere that sitsTop-10% rateWorks
MedicineField #81 of 155 10.2%1,404 Institutions
EngineeringField #81 of 134 14.6%889 Institutions
Computer ScienceField #85 of 131 18.4%755 Institutions
Health ProfessionsField #79 of 108 17.5%244 Institutions
Social SciencesField #111 of 151 11.2%859 Institutions
Materials ScienceField #73 of 90 21.8%278 Institutions
MathematicsField #68 of 82 15.1%231
Sociology and Political ScienceSubfield #103 of 122 9.3%285 Institutions
Business, Management and AccountingField #96 of 113 21.6%320 Institutions
Environmental ScienceField #111 of 125 11.8%276 Institutions
Artificial IntelligenceSubfield #80 of 90 19.2%265 Institutions
Biochemistry, Genetics and Molecular BiologyField #99 of 108 12.6%215

Where its research is concentrated

Location quotient: how much more — or less — of each node it does than its size predicts. Drawn around 1×, where “twice the world share” and “half of it” are the same distance apart in opposite directions. A volume reading, which on a country axis is largely population and industrial structure.

  1. General DentistrySubfield · 20.2 works6.4×
  2. Numerical AnalysisSubfield · 39.3 works6.4×
  3. Geriatrics and GerontologySubfield · 49.4 works6.4×
  4. Modeling and SimulationSubfield · 54.0 works5.3×
  5. Applied Microbiology and BiotechnologySubfield · 17.1 works4.8×
  6. PeriodonticsSubfield · 44.7 works4.5×
  7. DentistryField · 158.2 works4.5×
  8. Complementary and Manual TherapySubfield · 13.6 works4.5×
← less than its size predicts1×more →

The whole field profile

All 26 fields at once. A specialist and a generalist produce the same ranked list and a completely different shape.

Agricultural and Biological Sciences: 0.85× its world share, 291 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.56× its world share, 215 worksBiochemistry, Geneti…Immunology and Microbiology: 0.99× its world share, 72 worksImmunology and Micro…Neuroscience: 0.34× its world share, 40 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.10× its world share, 53 worksPharmacology, Toxico…Chemical Engineering: 0.75× its world share, 19 worksChemical EngineeringChemistry: 1.08× its world share, 122 worksChemistryComputer Science: 1.35× its world share, 756 worksComputer ScienceEarth and Planetary Sciences: 0.50× its world share, 57 worksEarth and Planetary …Energy: 0.80× its world share, 53 worksEnergyEngineering: 0.82× its world share, 889 worksEngineeringEnvironmental Science: 0.77× its world share, 276 worksEnvironmental ScienceMaterials Science: 1.10× its world share, 278 worksMaterials ScienceMathematics: 2.72× its world share, 231 worksMathematicsPhysics and Astronomy: 0.75× its world share, 121 worksPhysics and AstronomyDentistry: 4.52× its world share, 158 worksDentistryHealth Professions: 1.28× its world share, 244 worksHealth ProfessionsMedicine: 1.01× its world share, 1,404 worksMedicineNursing: 1.87× its world share, 66 worksNursingVeterinary: 1.09× its world share, 11 worksVeterinaryArts and Humanities: 0.97× its world share, 203 worksArts and HumanitiesBusiness, Management and Accounting: 1.38× its world share, 320 worksBusiness, Management…Decision Sciences: 1.89× its world share, 132 worksDecision SciencesEconomics, Econometrics and Finance: 1.20× its world share, 186 worksEconomics, Econometr…Psychology: 0.73× its world share, 161 worksPsychologySocial Sciences: 0.94× its world share, 859 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 4.5×. Every wedge is a field page.

Which keywords describe research in Yemen?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Machine Learning, Epidemiology, Deep Learning, Supply Chain Management, Healthcare, Malay Language, Sharia Law and Ethnicity.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this country's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology373▲ 1.31×133 topics
  2. Machine Learning368▲ 1.56×94 topics
  3. Deep Learning288▲ 1.17×83 topics
  4. Healthcare168▲ 2.1×29 topics
  5. Globalization164▲ 1.16×93 topics
  6. Artificial Intelligence158▲ 1.60×54 topics
  7. Supply Chain Management158▲ 2.3×23 topics
  8. Education150▲ 1.21×98 topics
  9. Ethnicity111▲ 4.1×14 topics
  10. Culture108▲ 2.8×20 topics
  11. Internet of Things107▲ 1.70×29 topics
  12. Literature107▲ 2.7×27 topics
  13. History101▲ 1.99×24 topics
  14. Digital Transformation97▲ 2.5×24 topics
  15. Philosophy92▲ 2.9×20 topics
  16. Legal Regulation91▲ 5.7×8 topics
  17. Social Influence91▲ 5.8×3 topics
  18. Economic Security88▲ 5.7×7 topics
  19. Science86▲ 4.8×7 topics
  20. Islam86▲ 5.6×3 topics
  21. Malay Language85▲ 8.3×1 topic
  22. Sharia Law85▲ 8.1×1 topic
  23. Customer Satisfaction79▲ 3.4×9 topics
  24. IoT79▲ 2.9×16 topics
  25. Smart Cities77▲ 4.1×8 topics
  26. Foresight75▲ 7.7×2 topics
  27. Unmanned Aerial Vehicles73▲ 5.4×4 topics
  28. Corpus Linguistics72▲ 4.6×5 topics
  29. Design72▲ 6.0×6 topics
  30. Strategic Planning72▲ 6.6×4 topics
  31. Public Oversight71▲ 7.8×1 topic
  32. Transport Policy71▲ 7.8×1 topic
  33. Elderly70▲ 3.9×7 topics
  34. Modernization70▲ 5.3×3 topics
  35. Air Force70▲ 8.0×1 topic
  36. Warfare70▲ 8.0×1 topic
  37. Nonlinear Equations64▲ 6.8×6 topics
  38. Cross-Cultural Communication49▲ 7.7×3 topics
  39. Fractional Calculus48▲ 12×2 topics
  40. Inappropriate Medication Use48▲ 16×1 topic

Which universities in Yemen lead research?

Sana'a University, University of Science and Technology and Ibb University rank highest in Yemen on research quality in 2022–2025.

0%10%20%30%mean 15.7933%fractional works (log) →share in the world top 10% →Sana'a University: 1,665, 13.2%University of Science and Technology: 2,080, 10.7%Ibb University: 445, 22.6%Thamar University: 474, 18.3%Taiz University: 445, 22.2%University of Aden: 551, 9.6%Hodeidah University: 242, 19.6%Amran University: 152, 25.1%Hadhramout University: 264, 15.4%Saba University: 117, 12.9%Al-Razi University: 116, 28.1%University of Modern Sciences: 103, 17.7%Yemenia University: 137, 8.9%Al-Nasser University: 67, 5.7%Albaydha University: 134, 6.9%Ibb UniversityThamar UniversitySana'a UniversityUniversity of Scienc…
above the meannear itbelow it

One dot per institution in the list below. The upper left is the interesting corner.

  1. 1Sana'a UniversityUniversity · Sanaa · #2,974 worldwide13.2% top 10% · 1.7k works
  2. 2University of Science and TechnologyUniversity · Aden · #3,408 worldwide10.7% top 10% · 2.1k works
  3. 3Ibb UniversityUniversity · Ibb · #4,270 worldwide22.6% top 10% · 445 works
  4. 4Thamar UniversityUniversity · Dhamār · #5,263 worldwide18.3% top 10% · 474 works
  5. 5Taiz UniversityUniversity · Ta‘izz · #5,280 worldwide22.2% top 10% · 445 works
  6. 6University of AdenUniversity · Aden · #7,293 worldwide9.6% top 10% · 551 works
  7. 7Hodeidah UniversityUniversity · Al Hudaydah · #8,174 worldwide19.6% top 10% · 242 works
  8. 8Amran UniversityUniversity · ‘Amrān · #8,947 worldwide25.1% top 10% · 152 works
  9. 9Hadhramout UniversityUniversity · Mukalla · #11,348 worldwide15.4% top 10% · 264 works
  10. 10Saba UniversityUniversity · Sanaa · #12,418 worldwide12.9% top 10% · 117 works
  11. 11Al-Razi UniversityUniversity · Sanaa · #14,109 worldwide28.1% top 10% · 116 works
  12. 12University of Modern SciencesUniversity · Sanaa · #15,408 worldwide17.7% top 10% · 103 works
  13. 13Yemenia UniversityUniversity · Sanaa · #19,378 worldwide8.9% top 10% · 137 works
  14. 14Al-Nasser UniversityUniversity · Sanaa · #23,840 worldwide5.7% top 10% · 67 works
  15. 15Albaydha UniversityUniversity · Al Bayda · #24,045 worldwide6.9% top 10% · 134 works

The track on each row is its top-10% rate; the tick is the world’s rate in this record, 16.5% — teal above it, red below.

All ranked institutions in Yemen

Who are the top researchers in Yemen?

Ahmed Yaseen Alqutaibi, Joan-Hilari Muñoz i Sebastià and Redhwan Q. Shaddad rank highest among researchers based in Yemen.

  1. 1 Ahmed Yaseen Alqutaibi · #172,696 worldwide 368 citations · 19 works
  2. 2 Joan-Hilari Muñoz i Sebastià · #514,265 worldwide 0 citations · 21 works
  3. 3 Redhwan Q. Shaddad · #538,835 worldwide 75 citations · 15 works
  4. 4 Omar Bazighifan · #775,749 worldwide 38 citations · 19 works
  5. 5 Amgad S.D. Khaled · #799,627 worldwide 24 citations · 18 works
  6. 6 Mohammed Saleh Ali Almahfali · #857,250 worldwide 0 citations · 54 works
  7. 7 Md. Nazmul Hasan · #875,234 worldwide 21 citations · 16 works
  8. 8 Mohammed Hail Hakimi · #881,904 worldwide 152 citations · 46 works
  9. 9 Faisal Ahmed · #912,748 worldwide 37 citations · 53 works
  10. 10 В. В. Кириченко · #984,403 worldwide 4 citations · 18 works
Top researchers in Yemen

How open and international is Yemen's research?

69% of its research is openly available (world: 40%), and 54% is written with international co-authors (world: 18%).

openly available69.0%not open31.0%

World: 63% of research is openly available.

with international co-authors53.6%domestic only46.4%

World: 22% is written across borders.

How has Yemen's research grown?

Output in 2018–2022 was 100% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Research fields in Yemen