News
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ChemistryDown to the bone
A new method for making bone cement could simplify hip and knee replacements and improve the surgeries' outcomes.
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Materials ScienceWhat the mail must go through
Mail irradiation in Washington, D.C. is damaging valuable objects and documents intended for scientific study or archiving at the Smithsonian, the White House, and other government organizations.
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AstronomyAn image to relish
The Hubble Space Telescope has captured a high-resolution image of an object that looks like a giant hamburger.
By Ron Cowen -
ComputingWriting faster with your eyes
A new method for gaze-operated, hands-free text entry is faster and more accurate than using an on-screen keyboard.