Radioactive sources contain radioactive material of a particular radionuclide (an unstable form of an element emitting radiation), which can vary based on the application for which the source was ...

Synchrotron radiation sources generate highly brilliant light pulses, ranging from infrared to hard X-rays, which can be used to gain deep insights into complex materials. Using concrete examples, ...

Researchers have now succeeded in producing an extremely simple and compact source of terahertz radiation: An oscillator with double resonant-tunneling diodes. Its radiation power significantly ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. Radiation is energy that moves from one place to another ...

A thousand light years away, a pulsar called Vela flashes Earth with bright bursts of energy 11 times every second: radio waves, visible light, x-rays, and gamma rays. Astrophysicist Arache ...

Congress asked the National Academies to review the civilian uses of radiation sources that contain radionuclides and the potential replacements for sources that pose a high risk to public health or ...

Electricity is a regular part of life these days. Most people who grew up in the U.S. don’t know what it’s like to live without a readily available energy source in their home. Our homes are filled ...

A proposed rule from the Nuclear Regulatory Commission (NRC) would ease the standard for low-dose radiation exposure. The NRC ...

A warning sign is pictured in the assembly hall of the Linac 4 (Linear Accelerator 4) at the European Organisation for Nuclear Research (CERN) in Meyrin near Geneva October 16, 2008. The current ...

Scientists investigating the Fukushima Daiichi nuclear power plant in Japan have found an unexpected source of radioactive material at the site. The rest of this article is behind a paywall. Please ...