"Ordinary language is totally unsuited for expressing what physics really asserts, since the words of everyday life are not sufficiently abstract. Only mathematics and mathematical logic can say as little as the physicist means to say."- The Scientific Outlook, 1931.

"If I have seen farther than others, it is because I was standing on the shoulders of giants."-Sir Isaac Newton

"Give me where to stand, and I will move the earth."-Archimedes


Albert Einstein 


The NASA Astrophysics Data System   --  approximately 300,000 free full-text articles
The NASA Astrophysics Data System (ADS) is a NASA-funded project that provides free access to the full text of articles in astronomy and astrophysics. Most of the major astronomical journals are included.
arXiv.org   --  is a fully automated electronic archive and distribution server for research papers. Covered areas include physics and related disciplines, mathematics, nonlinear sciences, computational linguistics, and neuroscience. Both preprints and published papers are available.

Physics and Astronomy







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