The discovery of X-ray "stripes" in the remains of an exploded star may help astronomers learn how some of the highest-energy particles in our galaxy reach their incredible speeds, a new study suggests. Full story
A construction worker in California survived a near-death experience when a nail gun went off unexpectedly and shot a 3-inch nail into his head. Looking at astonishing X-ray pictures of the nail lodged inside his skull, doctors say the nail stopped just one millimeter from his brain. ITN's Alpa Pate
Outrage over airport security X-rays and pat-downs grows as airports and TSA agents prepare for the busiest week in air travel in the U.S. NBC’s Tom Costello reports.
A doctor's visit and X-ray show a man has had a bullet in his head for at least five years...and didn't know it. Willie Geist has the story.
X-rays taken in 1954 of Monroe's chest and lungs went for big money at auction over the weekend. Willie Geist has the story.
Sept. 30: Keith Olbermann explains to viewers that his recent absence from Countdown was related to caring for his infirm father.
Two European Space Agency observatories combined forces in this image obtained from NASA on January 7, 2011 to show the Andromeda Galaxy in a new light. Herschel sees rings of star formation in this, the most detailed image of the Andromeda Galaxy ever taken at infrared wavelengths, and XMM-Newton s
NASA's Chandra X-ray Observatory's image of the galaxy M82 shows the result of star formation on overdrive, as seen in X-ray wavelengths.