Radiation is associated with a wide range of adverse health outcomes, including acute radiation sickness, burns, cancer, ...

While small amounts of radioactive material are naturally occurring, human activities have increased radioactivity in the ...

The distribution of radiation throughout the body, whether in a target organ or more systemically (e.g., circulating blood), ...

This fact sheet provides best practices for drawing fair legislative district maps by encouraging greater public ...

Radioactive materials are elements that spontaneously break apart, or “decay,” into lighter elements over time. Radiation is ...

Essential readings for understanding the world of radiation, radioactive materials, and the threats they pose to human health ...

Working to transform the US food system through research, analysis, advocacy, and collaboration. The Food and Environment Program at the Union of Concerned Scientists is a team of scientists, analysts ...

The movement of wind and water, the heat and light of the sun, the carbohydrates in plants, and the warmth in the Earth—all are energy sources that can supply our needs in a sustainable way. A variety ...

Nuclear weapons are still here—and they’re still an existential risk. Nine countries possess nuclear weapons: the United States, Russia, France, China, the United Kingdom, Pakistan, India, Israel, and ...

The science is clear: climate change is happening. We are the cause. We need to act now. Table of Contents The science is clear: climate change is happening. We are the cause. We need to act now.

When the United States dropped the first atomic bomb on Hiroshima, the destruction was unlike anything experienced before. Tens of thousands of people died instantly. An entire city was destroyed in ...

New technologies are redefining how we move around—but are they all positive changes? In 1908, the first affordable, mass-produced automobile rolled off assembly lines: the Ford Model T. Its arrival ...