Top Science Websites in Bulgaria

Name: Top websites in Bulgaria (Science)
Creator: Semrush
License: https://sr03.amztools.in/company/legal/terms-of-service/

Based on data from the Semrush Traffic Analytics tool, this page reveals the most visited websites. We will be updating this list on a monthly basis, so you can keep track of all the market shifts and spot changes in user interest.

Most Visited Science Websites in Bulgaria, Updated August 2026

August 2026

Domain

Visits

Desktop share

Mobile share

MoM

YoY

Main Traffic Source

phys.org

99.7K

2.03%2.03K

97.97%97.67K

↑80.53%

↓40.4%

Direct

space.com

97.52K

8.92%8.7K

91.08%88.82K

↑12.75%

↓72.9%

Direct

sciencedirect.com

46.15K

62.53%28.86K

37.47%17.29K

↑2.02%

↓38.6%

Search

ncf.bg

42.86K

58.04%24.88K

41.96%17.99K

↑124.72%

↑16.44%

Direct

arxiv.org

42.13K

46.62%19.64K

53.38%22.49K

↑70.33%

↑72.62%

Direct

mdpi.com

29.59K

92.22%27.29K

7.78%2.3K

↓10%

↑16.88%

Direct

uni-potsdam.de

29.4K

0.24%71

99.76%29.33K

↑218.17%

↑65.85%

Direct

wiley.com

20.96K

64.84%13.59K

35.16%7.37K

↑28.61%

↓21.21%

Direct

uu.se

18.68K

1.33%248

98.67%18.43K

↑43,341.86%

↓23.61%

Referral

elsevier.com

17.81K

89.3%15.91K

10.7%1.91K

↓13.99%

↑12.16%

Referral

understandingwar.org

17.54K

8.17%1.43K

91.83%16.1K

↑273.6%

↓48.88%

Direct

sorbonne-universite.fr

16.14K

17.39%2.81K

82.61%13.33K

↓37.81%

↑4,949.63%

Direct

overleaf.com

15.38K

77.68%11.94K

22.32%3.43K

↓16.73%

↑108.48%

Direct

univie.ac.at

13.83K

58.23%8.05K

41.77%5.78K

↑18.06%

↓36.03%

Direct

doi.org

13.04K

21.54%2.81K

78.46%10.23K

↑66%

↑3.67%

Direct

ossila.com

12.9K

100%12.9K

-

0%

↑649.37%

Direct

tum.de

12.49K

62.22%7.77K

37.78%4.72K

↑88.23%

↑11.58%

Direct

titech.ac.jp

12.46K

-

100%12.46K

↑195.19%

↑7,852.59%

Search

orcid.org

12.38K

100%12.38K

-

↓10.65%

↑27.88%

Referral

emsc.eu

11.87K

13.59%1.61K

86.41%10.26K

↓47.69%

↓39.23%

Search

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Key Insights on Top Science Websites in Bulgaria on August 2026

As of August 2026, phys.org leads Science in Bulgaria with 99.7K monthly visits. Its audience skews mobile-first (2.03% desktop / 2.03% mobile), and traffic is up month over month 80.53% and down year over year -40.4%. space.com holds second with 97.52K visits and a mobile-leaning mix (8.92% desktop / 91.08% mobile), while sciencedirect.com ranks third with 46.15K visits.

Across the leaders, titech.ac.jp is the most mobile-first (100% of visits), whereas ossila.com is the most desktop-reliant (100%). Momentum favors rscf.ru in the latest month (332,000%), while cloudresearch.com shows the steepest pullback.

Acquisition patterns also differ: phys.org is driven primarily by search, phys.org by direct, and phys.org by referral; overall, 63 of the top 100 sites are direct-led, 26 are search-led, and 9 lean on social.

These insights come from the Traffic & Market Toolkit, enriched with extensive clickstream data.

Our AI algorithms analyze petabytes of information from a blend of proprietary and external data pools, reflecting the online activities of over 200 million anonymized users.

For more detailed information on our data-gathering and analysis process, please visit our information page here.

Top Science Websites in Bulgaria