Mars is not just a colder, dustier version of Earth. It is a planet soaked in high‑energy particles that batter rock, metal, ...

When the Chernobyl nuclear reactor exploded in 1986, scientists expected the surrounding land to remain uninhabitable for ...

A low-flying NNSA helicopter is flying over the San Francisco Bay Area to measure background radiation levels ahead of Super ...

Fears about cell phones causing cancer persist despite scientific evidence to the contrary, with Health Secretary Robert F. Kennedy Jr. announcing a new investigation. Here’s what we know.

Dr. Allen Lichter answers the question: 'Should I get chemo or radiation first?' — -- Question: How do the doctors decide which treatment I should get first after surgery, radiation therapy or ...

Rethinking nuclear radiation and its dangers is critical if the world is to turn away from hydrocarbon sources of energy. Many of us are seeing unwelcome spikes in our electric bills. This is due in ...

Robert F. Kennedy Jr. has made a career out of mistaking suspicion for evidence. Now, as secretary of Health and Human ...

Prostate cancer is Australia's most commonly diagnosed cancer. One in six men will be diagnosed by the time they turn 85. Cancers are abnormal groups of cells that grow uncontrollably and start ...

Dr. Allen Lichter answers the question: 'Radiation Therapy Twice in One Day?' — -- Question: Is radiation therapy ever given more than once a day? Answer: In general, no. Radiation therapy is ...

Radiation therapy (also called radiotherapy) uses high-energy beams or subatomic particles to damage the DNA inside prostate cancer cells. After enough damage, the cells cannot multiply, and they die.