These Crosscutting Concepts and Science and Engineering Practices provide a comprehensive approach to understanding and teaching the principles of radioactivity within the framework of the NGSS.

For example, the half-life of Iodine 131 is eight days, but for Uranium 238, which is present in varying amounts all over the world, it is 4.5 billion years. Potassium 40, the main source of ...

Her groundbreaking work in radioactivity laid the foundation for numerous advancements in science and medicine. This blog post explores the life and legacy of Marie Curie, highlighting her ...

Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.

In 1903 Marie and Pierre seemed to be on the verge of a radiation revolution ... or the events of her subject’s life; it’s those women of science whose lives intersected with Curie’s ...

Science News and our parent organization, the Society for Science, need your help to strengthen environmental literacy and ensure that our response to climate change is informed by science.

This was not a problem until 1968, when the lake started drying up, causing radioactive dust from the 11-feet deep bed to be blown to nearby areas, irradiating half a million people. It was ...