The Radiological Protection Institute of Ireland (RPII) has published two new position statements for users of dental x-ray equipment that amend its Code of Practice for Radiological Protection in ...

Imaging techniques provide essential information in astronomical and space physics studies. The Soft X-ray imager (SXI) will obtain images of the Earth’s magnetosphere from solar wind charge exchange ...

In late November 2025, astronomers captured an unprecedented cosmic signature: the first X-ray emissions ever detected from ...

This magnifying glass was used to sharpen X-ray images for the first time using NASA’s Chandra X-ray Observatory. It captured details about black holes that would normally be too distant to study ...

X-rays, a type of electromagnetic radiation with wavelengths from 0.01 to 10 nanometers, pack enough energy to pierce materials and interact with inner-shell electrons. 1 When they hit a sample, ...

A heart X-ray is a nonspecific term that may refer to a chest X-ray or a specialized test called coronary computed tomography angiography (CCTA), which uses X-ray technology and dye to make a detailed ...

Doctors can often spot bone cancer as ragged or hollow areas on an X-ray. While X-rays are usually a reliable first test, a doctor will typically need a bone biopsy to confirm a diagnosis. An X-ray ...

X-rays are an important first step in diagnosing bone cancer. On an X-ray, bone cancers can make a person’s bones have a ragged, less solid appearance. Bones may also look as though holes formed ...

X-rays are widely available and relatively cheap to perform compared with other types of imaging, but they are rarely used to diagnose constipation. Constipation is a common condition that affects ...