Physicists at Argonne National Lab in Illinois are making rainbows from x-ray photons. No small task considering X-ray wavelengths are some 10,000 times shorter than those for visible light. Physics Diagram
PHOENIX - A test of an X-ray security scanner that can see through clothing, even taking clear pictures of the human body along with concealed weapons, has been delayed until early this coming year at Phoenix Sky Harbor International Airport.
Critics say the high-resolution images are too invasive, and the American Civil Liberties Union has called it a virtual strip search.
ITHACA, N.Y. -- In an unusual collaboration among scientists and humanists, a Cornell University team has demonstrated a novel method for recovering faded text on ancient stone by zapping and mapping 2,000-year-old inscriptions using X-ray fluorescence (XRF) imaging.
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