Top Websites
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 the United States, Updated January 2025
| Position | Website | Change | Visits | Pages / Visit | Bounce rate |
|---|---|---|---|---|---|
| 1 | phys.org | 5 | 32,799,387 | 1.53 | 71.01% |
| 2 | space.com | – | 28,242,616 | 1.33 | 80.55% |
| 3 | sciencedirect.com | 2 | 23,943,056 | 2.38 | 66.82% |
| 4 | wiley.com | 1 | 12,472,911 | 3.56 | 53.61% |
| 5 |  | 1 | 11,498,197 | 3.71 | 50.52% |
| 6 | scitechdaily.com | 1 | 10,005,577 | 1.27 | 80.32% |
| 7 | overleaf.com | – | 6,682,300 | 3.51 | 33.46% |
| 8 | arxiv.org | – | 4,733,296 | 2.41 | 51.61% |
| 9 | mdpi.com | – | 4,480,828 | 1.83 | 75.14% |
| 10 | census.gov | – | 4,089,140 | 7.89 | 55.46% |
| 11 | doi.org | 1 | 2,860,708 | 1.25 | 84.46% |
| 12 | energy.gov | 1 | 2,517,967 | 2.4 | 64.9% |
| 13 | cloudresearch.com | 4 | 1,912,559 | 11.24 | 37.09% |
| 14 | orcid.org | 1 | 1,883,469 | 2.2 | 56.8% |
| 15 | caltech.edu | 2 | 1,837,199 | 3.23 | 59.82% |
| 16 | understandingwar.org | – | 1,827,349 | 1.85 | 41.4% |
| 17 | nsf.gov | 4 | 1,781,955 | 4.34 | 47.98% |
| 18 | brookings.edu | 4 | 1,717,283 | 1.31 | 86.49% |
| 19 | newscientist.com | – | 1,682,206 | 1.37 | 83.98% |
| 20 | earthsky.org | 4 | 1,499,694 | 1.15 | 88.02% |
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Key Insights on Top Science Websites in the United States in January 2025
As of January 2025, phys.org is the most visited Science website in the United States, attracting 32.8M monthly visits. space.com follows with 28.24M visits, and sciencedirect.com records 23.94M visits.
In terms of user engagement, the average number of pages per visit across these sites is 2.99, with cloudresearch.com leading at 11.24 pages per visit.
The average bounce rate is 63.47%, with earthsky.org having the highest at 88.02%.
And overleaf.com leads the way with the lowest bounce rate at 33.46%.
These insights come from the .Trends platform, 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.
FAQs About The Most Popular Science Websites in the United States
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Last updated: February 13, 2025
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