News tagged with fingerprints

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

Why Do We Have Fingerprints?

(PhysOrg.com) -- Unlike most wrinkles on our bodies, which appear due to bending and stretching of the skin, fingerprints aren't the result of repeated motion. Each of us is born with a unique set of them, ...

Apr 04, 2009 weblog
4.2 / 5 (51) 12

Evil-doers everywhere: Get a whiff of this

The food you eat, the drugs you take, your state of mind, and your gender -- all these make your sweat unique. Tel Aviv University chemists may turn this fact into a new crime-fighting tool that would make ...

Feb 18, 2009
3.5 / 5 (4) 0