proceedings of the national academy of sciences (pnas), a peer reviewed journal of the national academy of sciences (nas) - an authoritative source of high-impact, original research that broadly spans the biological, physical, and social sciences.

mdpi is a publisher of peer-reviewed, open access journals since its establishment in 1996.

access 160+ million publications and connect with 25+ million researchers. join for free and gain visibility by uploading your research.

annual reviews is a nonprofit publisher dedicated to synthesizing and integrating knowledge for the progress of science and the benefit of society.

publisher of over 50 scientific journals across the life, physical, earth, and health sciences, both independently and in partnership with scientific societies including cell, neuron, immunity, current biology, ajhg, and the trends journals.

sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others

semantic scholar uses groundbreaking ai and engineering to understand the semantics of scientific literature to help scholars discover relevant research.

first published in 1869, nature is the world’s leading multidisciplinary science journal. nature publishes the finest peer-reviewed research that drives ground-breaking discovery, and is read by thought-leaders and decision-makers around the world.

daily science news on research developments, technological breakthroughs and the latest scientific innovations

open access publisher of peer-reviewed scientific articles across the entire spectrum of academia. research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.