Forty years ago, the Chornobyl nuclear power plant exploded in a catastrophic release of radioactive material and debris. The ...

Radiation levels in Earth's atmosphere rose to the highest level in nearly two decades in November after a rare solar super-flare pummeled the planet with high-speed particles from the sun. The solar ...

Mars is not just a colder, dustier version of Earth. It is a planet soaked in high‑energy particles that batter rock, metal, electronics and human tissue alike. Measurements in deep space and at the ...

Scientists have recorded the highest levels of radiation from a solar storm at aviation altitude in decades, revealing potential threats to aircraft safety. A flare classified as most intense was ...

Radiation exposure is especially dangerous for flight crews and frequent flyers. Here's how to best protect yourself.

They present a compelling story of radiation, mutation and survival against the odds. But the underlying science didn’t ...

This chapter presents models that allow one to estimate the lifetime risk of cancer resulting from any specified dose of ionizing radiation and applies these models to example exposure scenarios for ...

UV is beneficial because it enables our skin to produce essential vitamin D. This is important for the function of bones, blood cells and our immune system. But we need to be careful about how much ...

Mirion Technologies gave each astronaut a pocket-sized device for personal radiation monitoring.

MOSCOW (Reuters) - Radiation levels in the Russian city of Severodvinsk rose by up to 16 times on Aug. 8 after an accident that authorities said involved a rocket test on a sea platform, Russia's ...

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...