12 June 2026
HPS 2026 Raffle: Don’t Let the Ca$h Pass You By!
Click here to get your tickets today for the 2026 Health Physics Society (HPS) raffle. Donate today for a chance […]
Get tickets for the HPS 2026 50/50 Raffle
The Health Physics Fund and the Top Prize winner will equally split the proceeds minus $1,500 for the 2nd and 3rd place prizes.
Click below for details and to enter for your chance to win.
71st HPS Annual Meeting
Start planning now for next summer’s
Health Physics Society meeting.
Scholarships, Fellowships, and Grants
Students: you can apply for a number of scholarships, fellowships, and grants to help pay for your education.
Ask the Experts
Get answers to your radiation-related questions from the Health Physics
Society’s panel of radiation safety experts.
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Health Physics
The official journal of the Health Physics Society, providing the latest
research for radiation safety professionals.
About Us
The Health Physics Society (HPS), formed in 1956, is a scientific organization of professionals who specialize in radiation safety. Its mission is to support its members in the practice of their profession and to promote excellence in the science and practice of radiation safety.
Health Physics News
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11 June 2026
Making Plans for the 71st HPS Annual Meeting
Are you ready for the 71st Health Physics Society Annual Meeting? Being held 6–9 July 2026 in National Harbor, Maryland, […] -
11 June 2026
2026 Homeland Security and Emergency Response Section Award
The Homeland Security and Emergency Response Section congratulates Distinguished Service Award recipient William “Bill” E. Irwin, ScD, CHP. -
11 June 2026
2026 Military Health Physics Section Awards
The Military Health Physics Section congratulates the recipients of the following section awards: John C. Taschner Leadership Award: Lt. Col. […] -
11 June 2026
Register for the 71st Annual Meeting of the Health Physics Society
The Health Physics Society’s 71st Annual Meeting will be held 6–9 July 2026 in National Harbor, Maryland. The meeting will […] -
11 June 2026
ICC International Attendee Breakfast at 71st HPS Annual Meeting
The Health Physics Society (HPS) International Collaboration Committee (ICC) is pleased to host its annual International Attendee Breakfast during the […]
Join the Health Physics Society
Enjoy exclusive benefits, resources, and networking opportunities.
Decay Calculator
This Web application will allow you to calculate the activity of a radionuclide after a specified interval of time. The list of radionuclides excludes those with half lives measured in seconds.