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Lasers may one day replace X-Rays
This illustration represents an electron being ripped from an atom by a strong laser field.
June 8th, 2012
12:05 PM ET

Lasers may one day replace X-Rays

Researchers at the University of Colorado have made a breakthrough that may one day help doctors detect disease earlier and with more accuracy.

Based on the hypothosesis of Dr. Tenio Popmintchev, researchers have created a laser beam by adding 5,000 photons together. Previously, two photons were typically used to create laser beams. This is the first time so many photons have been successfully added together.

The result is a more efficient and easier to set up X-ray, according to Dr. Margaret Murnane.

FULL STORY from CNN Light Years

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Get a behind-the-scenes look at the latest stories from CNN Chief Medical Correspondent, Dr. Sanjay Gupta, Senior Medical Correspondent Elizabeth Cohen and the CNN Medical Unit producers. They'll share news and views on health and medical trends - info that will help you take better care of yourself and the people you love.