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Tag Archives: photography

Crime-solving camera

By Stephen Ornes / August 31, 2012

A digital camera fitted with the right filters, like the one shown here, can detect only infrared light. The crime-fighting trick can reveal bloodstains hidden behind layers of paint. Credit: bmcent1/iStockphoto

Quick-change trick allows a digital camera to photograph blood concealed by paint

Posted in Light & Radiation | Tagged blood, blood detection, camera, crime, detectives, filter, filters, forensic science, forensics, getinvolved, Glenn Porter, infrared, lens, Lenses, lenses/mirrors/filters, light, paint, photography, physics, radiation, University of Western Sydney, wavelength

Planetary paparazzo

By Stephen Ornes / April 20, 2011

Flying circles around Mercury MESSENGER, shown in an artist’s drawing, will spend 12 months in orbit around Mercury. . Credit: NASA

NASA satellite snaps historic photographs of Mercury

Posted in Physics | Tagged forces, getinvolved, gravitation, gravitation/circular motion, gravity, photography, physics