Top Science Websites in Portugal

Name: Top websites in Portugal (Science)
Creator: Semrush
License: https://sem.mughalseotools.com/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 Portugal, Updated April 2026

April 2026

Domain

Visits

Desktop share

Mobile share

MoM

YoY

Main Traffic Source

ulisboa.pt

2.46M

39.62%975.15K

60.38%1.49M

↓32.01%

↑56.16%

Direct

sciencedirect.com

321.02K

86.08%276.33K

13.92%44.7K

↓24.63%

↓8.82%

Search

elsevier.com

231.74K

94.85%219.81K

5.15%11.94K

↓15.5%

↓6.38%

Direct

overleaf.com

208.17K

97.28%202.52K

2.72%5.65K

↓8.14%

↑15.02%

Direct

wiley.com

156.31K

77.39%120.96K

22.61%35.35K

↓14.31%

↑2.07%

Direct

mdpi.com

143.78K

89.71%128.99K

10.29%14.79K

↓2.83%

↑5.68%

Direct

phys.org

120.46K

1.15%1.38K

98.85%119.08K

↓54.09%

↓39.22%

Direct

arxiv.org

100.62K

62.89%63.28K

37.11%37.34K

↓24.04%

↑59.87%

Direct

orcid.org

76.88K

90.52%69.59K

9.48%7.29K

↓48.18%

↑17.12%

Referral

doi.org

75.85K

73.77%55.95K

26.23%19.9K

↓28.4%

↑35.85%

Direct

scopus.com

68.07K

97.65%66.47K

2.35%1.6K

↓13.19%

↓4.95%

Referral

fct.pt

66.95K

85.93%57.53K

14.07%9.42K

↓70.71%

↑11.88%

Direct

space.com

59.53K

9.08%5.41K

90.92%54.12K

↓41.43%

↓87.26%

Direct

usp.br

45.68K

76.46%34.92K

23.54%10.75K

↓14.77%

↓51.56%

Search

semanticscholar.org

34.13K

100%34.13K

-

↓47.56%

↓13.82%

Search

esa.int

24.43K

43.28%10.58K

56.72%13.86K

↑60.99%

↑27.76%

Direct

quantamagazine.org

20.48K

23.45%4.8K

76.55%15.68K

↑2,638.37%

↑90.84%

Direct

dailygalaxy.com

20K

-

100%20K

↑12.39%

↑229.6%

Referral

meteopt.com

19.27K

100%19.27K

-

↓29.32%

↓37.06%

Direct

metoffice.gov.uk

18.54K

28.98%5.37K

71.02%13.16K

↑50.5%

↓43.19%

Direct

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Key Insights on Top Science Websites in Portugal on April 2026

As of April 2026, ulisboa.pt leads Science in Portugal with 2.46M monthly visits. Its audience skews mobile-first (39.62% desktop / 39.62% mobile), and traffic is down month over month -32.01% and up year over year 56.16%. sciencedirect.com holds second with 321.02K visits and a desktop-leaning mix (86.08% desktop / 13.92% mobile), while elsevier.com ranks third with 231.74K visits.

Across the leaders, dailygalaxy.com is the most mobile-first (100% of visits), whereas semanticscholar.org is the most desktop-reliant (100%). Momentum favors oeaw.ac.at in the latest month (4,922.62%), while uni-muenster.de shows the steepest pullback.

Acquisition patterns also differ: ulisboa.pt is driven primarily by search, ulisboa.pt by direct, and ulisboa.pt by referral; overall, 63 of the top 100 sites are direct-led, 23 are search-led, and 11 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 Portugal