Radiation Biology/Radiobiology
Total graduates
22
2025 · 5 schools
International share
18.2%
4 international students
Bachelor's degrees
9
11.1% international
Master's degrees
6
0.0% international
Overview
Radiation Biology, or Radiobiology, is a specialized field of biology that focuses on the effects of ionizing radiation on living organisms. This interdisciplinary area combines principles of biology, physics, and medicine to understand how radiation interacts with biological systems at the cellular and molecular levels. The study of radiation biology is crucial for various applications, including medical treatment, environmental safety, and the understanding of radiation exposure impacts.
In the medical field, radiobiology is essential for developing effective cancer therapies, particularly those involving radiation treatment. By understanding how cancer cells respond to radiation, researchers can optimize treatment protocols to maximize damage to tumor cells while minimizing harm to surrounding healthy tissue. Additionally, radiobiology plays a key role in radiation protection, helping to establish safety standards for workers and the public who may be exposed to radiation in healthcare, nuclear energy, or research settings.
Research in radiation biology also contributes to fields like space exploration, where understanding the biological effects of cosmic radiation is vital for the safety of astronauts. Moreover, the study of radiation's impact on ecosystems informs environmental policies and helps in assessing risks associated with nuclear accidents or radioactive waste management.
Overall, Radiobiology is a critical field that addresses fundamental questions about life under the influence of radiation, with significant implications for health, safety, and environmental sustainability. Students pursuing this discipline typically engage in laboratory research, data analysis, and may also have opportunities for interdisciplinary collaboration with medical or environmental sciences.
Graduates by year
AssociateBachelor'sMaster'sDoctoral
From 2003 to 2025, graduates fell 24% and the international share went from 13.8% to 18.2%.
Colleges that award this degree
In 2025, 5 schools awarded this degree as a first major. The table lists those in the 2027 U.S. News National or Liberal Arts rankings, plus the unranked schools with the most graduates.
| Rank | School | State | Graduates | International |
|---|---|---|---|---|
| #100 | University of Iowa | Iowa | 2 | 2 |
| #262 | Suffolk University | Massachusetts | 9 | 1 |
| #299 | University of Toledo | Ohio | 4 | 0 |
| — | University of Oklahoma-Health Sciences Center | Oklahoma | 4 | 1 |
| — | The University of Texas Health Science Center at San Antonio | Texas | 3 | 0 |
Purple: international students are 25% or more of the school's graduates.
Related jobs and pay
| Occupation | US employment | Mean hourly wage | Mean annual wage |
|---|---|---|---|
| Natural Sciences Managers | 108,690 | $86.66 | $180,250 |
| Biological Scientists, All Other | 55,850 | $51.12 | $106,330 |
| Biological Science Teachers, Postsecondary | 50,190 | — | $102,840 |
Source: Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025.
Graduate counts: IPEDS Completions, US Department of Education, 2003–2025. Rankings: 2027 U.S. News.