Read about William D. Coolidge, his education, work, and his invention--the X-Ray Tube--as well as other medical innovations he is credited with. Learn how x-rays work and how they have contributed to the medical world.

X-ray pulsars are explained. Features a Java applet that simulates a pulsar and allows the viewer to control the rotational speed.

A very informative site describing the profession of radiologic technologist/technician. Contains sections on nature of the work, working conditions, employment opportunities, qualifications, job outlook, and earnings.

The Nobel Foundation provides a biography of Bragg. This site focuses primarily on his activities and accomplishments as a scientist.

Students examine x-ray crystallography. The resource explores the structure of the proteins specified by tens of thousands of newly sequenced genes. Additional resources are included.

Peter Debye carried out pioneering studies of molecular dipole moments, formulated theories of magnetic cooling and of electrolytic dissociation, and developed an X-ray diffraction technique for use with powdered, rather than...

A short biography about the scientist who produced and detected electromagnetic radiation in a wavelength range known as X-rays or Rontgen rays, which earned him the first Nobel Prize in Physics in 1901.

Scientists discover and probe x-rays and radioactivity, while inventors compete to build the first radio.

Brown Dwarfs are explained. Includes illustrations.

Learn what black holes are and the myths that surround them.

Nuclear medicine offers a look into the body that x-rays can't show. The nuclear medicine technologist is responsible for admininistering the the various tests that are afforded by nuclear medicine. The technologist can also be the one...

[Free Registration/Login may be required to access all resource tools.] Students learn about the important discoveries of subatomic particles, and how they led to our current understanding of the atom.

Published by the Department of Labor, this site details the Radiologic Technician Career. Employment outlook, and projections are provided with training and qualifications data.

Instructional module focusing on the Silicate minerals. Discussion includes the most common minerals on Earth such as quartz, feldspar, mica, amphibole, pyroxene, and olivine. Site also includes an interactive practice quiz and links...

Good health and environmental information on lead, lead poisoning and the fate of lead in the body. Quite readable.

The Nobel Physics Chairman made this speech when presenting the Prize to Chadwick. It clearly explains the importance and depth of Chadwick's work. Site by Nobel e-Museum.

Chandra allows astronomers to view our galaxy and beyond in ways only dreamt of before. 14 interactive features are offered in this exciting look at cosmic phenomena.

Awarded more than 100 patents over the course of his lifetime, Nikola Tesla was a man of considerable genius and vision. He was reportedly born at exactly midnight during an electrical storm, an intriguing beginning for a man who would...

Coronal holes are areas in the Sun's atmosphere that appear dark in X-ray and ultraviolet images of the Sun. View a picture and read a description of coronal holes in this article.

In this lesson plan site from Newton's Apple, a production of KTCA Twin Cities Public Television in cooperation with the National Science Teachers Association, the causes of cancer are discussed. Several cancer causing agents are also...

Access Excellence provides a biography of Rosalind Franklin and her role in explaining DNA's structure.

NASA related site shows the entire Electromagnetic Spectrum. Provides a brief description of the expansive colored spectrum as well as a related link that provides more details.

Learn about the work done by Albert Macovski, which included the development of digital radiography, ultrasound, and magnetic resonance imaging (MRI), and learn how these inventions impact the medical world.

This image, titled "Fire Within the Antennae Galaxies" features three individual pictures of the antennae galaxies taken with different equipment (x-ray, infrared, etc). The text under the image details various specifics about the picture.