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האתרים הגדולים ביותר Darwin, Galileo, science, science news, biology, physics, genetics, astronomy, astrophysics, quantum physics, evolution, evolutionary biology, geophysics, climate change, earth science, materials science, interdisciplinary science, science policy, medicine, systems biology, genomics, transcriptomics, palaeobiology, ecology, molecular biology, cancer, immunology, pharmacology, development, developmental biology, structural biology, biochemistry, bioinformatics, computational biology, nanotechnology, proteomics, metabolomics, biotechnology, drug discovery, environmental science, life, marine biology, medical research, neuroscience, neurobiology, functional genomics, molecular interactions, RNA, DNA, cell cycle, signal transduction, cell signalling, Copernicus 1-15:
1.
nature.com 
470,110

2.
dictionary.com 
378,328

3.
york.cuny.edu 
315,728

4.
iop.org 
262,646

5.
ucf.edu 
250,270

6.
laopiniondemurcia.es 
31,198

7.
postcourier.com.pg 
27,300

8.
missoandfriends.com 
26,439

9.
activityvillage.co.uk 
24,422

10.
krazydad.com 
24,314

11.
sudoku.name 
24,042

12.
coolsite.co.il 
23,816

13.
youplay.com 
22,309

14.
mindgames.com 
22,230

15.
kakuroconquest.com 
16,715