Radiation warning sign outside of a lab

Department of Health Physics and Diagnostic Sciences News

The department of health physics and diagnostic sciences within the School of Integrated Health Sciences provides a high-quality educational experience for undergraduate and graduate students in the areas of health physics; medical physics; comprehensive medical imaging; radiochemistry; and radiography.

Current Health Physics and Diagnostic Sciences News

A group of students arrange another to practice getting a proper X-ray.
Campus News |

As future frontline health care workers, UNLV radiography students spend a year learning how to properly position a patient for imaging.

three individuals looking at and using ultrasound machine
People |

With her clinical contacts and student focus, Melinda Bechtel built the ultrasound degree program into a career launching pad.

Students at Pida Plaza on the first day of classes (Josh Hawkins, UNLV).
Campus News |

A roundup of prominent news stories highlighting university pride, research, and community collaboration.

Graduation surprise
Campus News |

News stories from the summer featuring UNLV students and faculty.

women wearing t-shirt that says UNLV Home of the Brave
Campus News |

A collection of news stories highlighting the experts and student changemakers at UNLV.

UNLV letters surrounded by roses
Campus News |

A roundup of news stories highlighting UNLV faculty and students who made headlines locally, nationally, and globally.

Health Physics and Diagnostic Sciences In The News


The approach even goes further, with trips to more distant areas.


H-bombs use a combination of nuclear fission and fusion and are far more powerful than atomic bombs.


Seven years after the end of WWII, the US detonated the world's first hydrogen bomb.


The world's first nuclear weapon — the atom bomb — devastated the Japanese cities of Hiroshima and Nagasaki in 1945.


With its depiction of the first atomic bomb explosion, the new film, "Oppenheimer," highlights the massive destructive power of these early nuclear weapons.

Sindo News

Radioactive particles from nuclear explosions are found in every corner of the world. Many people are worried about the bad effects of nuclear bombs.

Health Physics and Diagnostic Sciences Experts

An expert in radiation sciences and medical applications.
An expert on the use of lasers in diagnosing and treating brain tumors.
An expert in radiology and medical imaging.
An expert in how environmental and man-made radiation affects the body.

Recent Health Physics and Diagnostic Sciences Accomplishments

Haven Searcy (Health Physics and Diagnostic Sciences) won the Junior Investigator Award and gave a presentation at the 31st Annual Meeting of the Council on Ionizing Radiation Measurements & Standards (CIRMS 2024). His submitted essay is titled "No nuclear fallout radioactivity was found on public zones around the Nevada National Security…
Krishnakumar Nangeelil and Zaijing Sun (both Health Physics and Diagnostic Sciences), along with Colby Fleming from the Nuclear Reactor Program at North Carolina State University, published an article titled, “Using neutron activation to assess heavy metal pollution in water and sediment along Savannah River,” in Environmental…
 Zaijing Sun, Krishnakumar Nangeelil, Haven Searcy (all Health Physics and Diagnostic Sciences) published an article titled, “Developing a Remote Gamma-ray Spectra Collection System by Coupling a High Purity Germanium (HPGe) Detector with a CosmicGuard Background Reduction Device,” in HARDWAREX. The paper introduces the design…
Francis A. Cucinotta (both Health Physics and Diagnostic Sciences) and Premkumar B. Saganti published an article titled, "Residual radiation risk disparities across sex and race or ethnic groups for lifetime never-smokers on lunar missions," in the journal Life Science in Space Research. Research, for the first time, predicts…
Krishnakumar Nangeelil and Zaijing Sun  (both Health Physics and Diagnostic Sciences) recently gave oral presentations at the 68th Annual Meeting of the Health Physics Society(HPS AM 2023) in National Harbor, Maryland. Nangeelil's talk is titled, “Comparison of GEANT 4 Simulation and Experimental Measurements of CosmicGuard…
Zaijing Sun (Health Physics and Diagnostic Sciences) was interviewed by Insider.com again and talked about the DIY underground bunker in the event of nuclear war. His discussion was published in the science section of Insider.com and titled: "How to build a cheap DIY underground bunker to protect you from nuclear fallout".