Celebrating the 2026 Nobel Prizes in Physics & Chemistry!

The American Crystallographic Association congratulates the 2026 Nobel Prize laureates in Physics and Chemistry! These remarkable achievements celebrate the power of scientific discovery and the continued importance of fundamental research in advancing our understanding of the world.

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Looking Ahead: ACA Annual Meetings Through 2029

The American Crystallographic Association is excited to announce the locations of our next three annual meetings. We look forward to bringing the crystallographic community together in outstanding destinations across North America, each offering unique opportunities for scientific exchange, collaboration, and networking.

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Planning to attend a future ACA Annual Meeting? Sign up for the ACA Annual Meeting Newsletter to receive important conference announcements, abstract and registration deadlines, housing information, program highlights, and other meeting updates delivered directly to your inbox.

Whether you're a longtime attendee or considering your first ACA meeting, the newsletter is the best way to stay informed about upcoming events and opportunities.

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Join the ACA Community

Advance your career and connect with leaders in structural science by joining the American Crystallographic Association (ACA). Gain access to a dynamic professional network, exclusive resources, and opportunities to engage through meetings and Special Interest Groups.

Become a member today and be part of the structural science community.