Physics & Astronomy: Select Websites

Established to ensure the "dissemination of knowledge of physics, particularly by way of teaching." More than 10,000 members in 30 countries around the world.

The major organization of professional astronomers in North America. Also includes physicists, mathematicians, geologists, engineers and others whose research interests lie within the broad spectrum of subjects now comprising contemporary astronomy. Mission is to enhance and share humanity's scientific understanding of the Universe.

Not-for-profit membership corporation created for the purpose of promoting the advancement and diffusion of the knowledge of physics and its application to human welfare.

Not-for-profit, international, scientific, and educational organization. Membership composed of approximately 11,000 engineers, scientists, administrators, and educators representing 1,600+ corporations, educational institutions, and government agencies.

Strives to be the leading voice for physics and an authoritative source of physics information, provide programs in support of the physics community and the conduct of physics, collaborate with national scientific societies, and cooperate with international physics societies.

Advances the understanding of the fundamental nature of matter and energy by providing leadership and resources for qualified researchers to conduct basic research at the frontiers of high energy physics and related disciplines.

Mission is to advance our knowledge and understanding of the universe through research and education in astronomy and astrophysics.

A scientific charity devoted to increasing the practice, understanding, and application of physics. Leading communicator of physics to all audiences, from specialists to the general public.

Promotes research in mathematical physics. Invites mathematicians and physicists (including students) interested in this goal to become members.

Aims to promote international cooperation in physics, sponsor international meetings, foster the publication of abstracts of papers and tables of physical constants, promote international agreements on other use of symbols and standards, foster free circulation of scientists, and encourage research and education.

Seeks to increase and diffuse the knowledge of optics and to encourage cooperation among investigators of optical problems and designers and users of optical apparatus of all kinds. Brings together optics and photonics scientists, engineers, educators, and business leaders.

Advances emerging technologies through interdisciplinary information exchange, continuing education, publications, patent precedent, and career and professional growth.