X Ray

Find out everything there is to know about x-rays and stay updated on the latest medical news with the comprehensive articles, interactive features and x-ray images at LiveScience.com. Learn more about x-rays as medical professionals continue to improve their procedures and technology.
Read More
X-Ray Scans 'Dig' Beneath Layers of Rembrandt Painting
Rembrandt painting with X-ray scanner
April 15th, 2015
There's more than meets the eye in artist Rembrandt van Rijn's famous 17th-century painting, "Susanna and the Elders," according to a new study.
Read More »
How X-Rays Demystified a 2,500-Year-Old Battle Wound (Op-Ed)
researchers examine a 2,500-year-old bone fragment
July 2nd, 2013
Why would an arrowhead remain lodged in an ancient Greek warrior's arm?
Read More »
Monster Black Hole's Spin Revealed for 1st Time
Barred Galaxy 1365
February 27th, 2013
The discovery could help astronomers better understand how these behemoths grow.
Read More »
Colliding Galaxies Spark a Stunning Holiday Light Show (Photo)
This composite image of the grazing galaxies NGC 2207 and IC 2163 contains data from NASA's Chandra, Hubble and Spitzer space telescopes. (Chandra data shows up as pink, Hubble data as red, green and blue, and Spitzer data as red.)
December 16th, 2014
The new image shows "ultra-luminous X-ray sources" (ULXs) studding the spiral galaxies NGC 2207 and IC 2163, which are grazing each other about 130 million light-years from Earth, in the constellation Canis Major.
Read More »
Source of Boy's Mysterious Lead Poisoning Was in an Unlikely Place
August 15th, 2013
When an 8-year-old boy's blood tests showed he had unusually high levels of lead, doctors began to look for the source of the toxic heavy metal. After some searching, the source of the lead was found in an unlikely place.
Read More »
Black Holes May Have Been Common in Early Universe
Monster Black Holes May Grow in Giant Star Cocoons
June 7th, 2013
These pioneers may have served as seeds for the supermassive black holes at the hearts of galaxies today.
Read More »