News tagged with ionizing radiation

Knobbly knees in competition with fingerprints

Forget digital fingerprints, iris recognition and voice identification, the next big thing in biometrics could be your knobbly knees. Just as a fingerprints and other body parts are unique to us as individuals and so can ...

Jan 23, 2013
not rated yet 2

A cosmic holiday ornament, Hubble-style

(Phys.org)—'Tis the season for holiday decorating and tree-trimming. Not to be left out, astronomers using NASA's Hubble Space Telescope have photographed a festive-looking nearby planetary nebula called ...

Dec 18, 2012
5 / 5 (4) 1 | with audio podcast