News tagged with fingerprints

DNA pioneer appeals for cuts to criminal database

(AP) -- Like so many great discoveries, it was an accident. British scientist Alec Jeffreys realized 25 years ago Thursday that individuals have "DNA fingerprints," unique patterns of genetic material that ...

Sep 10, 2009
4 / 5 (5) 8

Fingerprints do not improve grip friction

Fingerprints mark us out as individuals and leave telltale signs of our presence on every object that we touch, but what are fingerprints really for? According to Roland Ennos, from the University of Manchester, ...

Jun 12, 2009
2.3 / 5 (12) 5

Review: New Intel chips power skinny laptops

(AP) -- Tiny, cheap laptops known as netbooks have been a big success. But not everyone likes their small screens and keyboards, and their processors aren't powerful enough for some common tasks, like playing ...

Jun 11, 2009
3.5 / 5 (2) 0

Magnetic Vortex Switch Leads to Electric Pulse

(PhysOrg.com) -- Researchers at the University of Arkansas have shown that changing the chirality, or direction of spin, of a nanoscale magnetic vortex creates an electric pulse, suggesting that such a pulse might be of use ...

Apr 08, 2009
4.8 / 5 (9) 1