From outer space to down here on Earth, there are many places where ionizing radiation levels are high enough that they ...

Recent release of the waste water from Japan's Fukushima nuclear disaster stirred apprehension regarding the health implications of radiation exposure. Classified as a Group 1 carcinogen, ionizing ...

Evidence to date finds that the type of radiation you get from your phone isn't likely to increase risk of brain cancer. We asked a cancer expert to put tech's health impacts into context. Jessica was ...

As the popularity of Bluetooth headphones grows, so do questions about safety. Do they cause cancer? Science answers.

Some research links cell phone use with cancer risks, while other studies show that there is no correlation between the two. Here's a brief explanation of what you should and shouldn't be concerned ...