1 July 2025
Health Physics Editor's Note: Special Issue for August 2025
The August issue of the Health Physics Journal contains two special collections of papers. First, there are five internal dosimetry […]
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HPS Annual Meeting
Come to Madison, Wisconsin, for the 70th Health Physics Society Annual
Meeting, 13-17 June 2025.
The 2025 HPS raffle is open!
Win an amazing Hyundai Ioniq 5 or a bunch of cash!
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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30 June 2025
Win HP Books at the 70th HPS Annual Meeting!
We will be giving away these great books and more at the 70th HPS Annual Meeting, being held 11–17 July […] -
27 June 2025
From the President: Navigating Challenges, Seizing Opportunities
This is a dynamic time to be a radiation protection professional. The current national and global environment has brought new […] -
27 June 2025
What's New in ISO/TC 85?
International Standards on Nuclear Energy, Nuclear Technologies, and Radiological Protection The International Organization for Standardization (ISO) is a federation of […] -
27 June 2025
2024 HPS Annual Meeting Photos Ready to View
As you are preparing for the 70th Health Physics Society (HPS) Annual Meeting in Madison, take a look at the […] -
27 June 2025
Enter the 2025 HPS Raffle and Support Core Services of HPS
With fewer than 30 days to go until the 2025 Health Physics Society (HPS) raffle drawing, here are two questions: […]
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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.