This is the online version of the Philippine Journal of Science (Philipp J Sci or PJS)—an open-access, single-blind peer-reviewed journal on natural sciences, engineering, mathematics, and social sciences. PJS is published by the Department of Science and Technology and managed by Science and Technology Information Institute.
The first issue of PJS came out in 1906. It ceased publication in 1941 during the Second World War and resumed publication in 1947. It celebrated its 100th year anniversary in 2006.
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Key statistics (2016–2021)
Manuscript submission rate
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
| Yearly | 72 | 113 | 115 | 186 | 345 | 336 |
| Monthly | 6.00 ± 2.76 | 9.42 ± 3.63 | 9.58 ± 3.20 | 15.50 ± 9.89 | 28.75 ± 12.64 | 28.00 ± 11.18 |
| Percentage increase |
20% | 57% | 2% | 62% | 85% | –2.61% |
Authors per article
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Average | 3.90 | 3.50 | 3.99 | 4.75 | 4.22 | 4.38 |
Manuscript submission with foreign author/s
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Total | 15 | 27 | 27 | 14 | 44 | 76 |
| Percentage | 20.83% | 23.89% | 23.48% | 7.5% | 12.75% | 22.62% |
Manuscript co-submission from at least two institutions
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Total | 24 | 36 | 43 | 64 | 129 | 152 |
| Percentage | 33.33% | 31.86% | 37.39% | 34.41% | 37.39% | 45.24% |
Manuscript submission by discipline
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Agriculture, Forestry | 19 | 30 | 31 | 41 | 62 | 71 |
| Biology | 18 | 31 | 17 | 49 | 113 | 94 |
| Chemistry | 2 | 5 | 13 | 11 | 28 | 26 |
| Earth & Environ. Sci. | 4 | 6 | 2 | 20 | 11 | 18 |
| Engineering | 7 | 7 | 5 | 7 | 11 | 13 |
| Forensics | 7 | 3 | 0 | 0 | 0 | 0 |
| Math, Com. Sci., Stat. | 4 | 5 | 7 | 13 | 22 | 18 |
| Medicine, Health Sci. | 0 | 4 | 1 | 6 | 23 | 27 |
| Nutrition, Food Sci. & Tech. | 6 | 11 | 25 | 21 | 40 | 39 |
| Physics | 3 | 0 | 4 | 7 | 16 | 8 |
| Public Admin. & Gov. | 4 | 5 | 4 | 0 | 1 | 2 |
| Social Sci. | 5 | 9 | 5 | 9 | 14 | 18 |
Review duration
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
| Months | 6.95 |
4.62 |
3.04 | 3.03 | 2.50 | 2.74 |
| Weeks | 29.79 | 19.80 | 13.04 | 12.98 | 10.72 | 11.75 |
| Days | 208.52 | 138.61 | 91.25 | 90.87 | 75.06 | 82.28 |
Published articles by local universities
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Total | 30 | 31 | 41 | 52 | 75 | 98 |
| Top 3 |
UPD (10) |
UPD (10) |
UPLB (10) |
UPLB (21) |
UPLB (22) |
UPLB (25) UPD (23) UPM (6) UST (6) |
Pages for regular articles per volume
| |
2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Total | 373 | 453 | 718 | 806 | 1,420 | 2,443 |
