Wolfram Alpha Could Answer Questions that Google Can't

(PhysOrg.com) -- A new search engine described as an "electronic brain" could make searching the Internet more intelligent. Called Wolfram Alpha, the search engine computes its own answers rather than looking them up in a ...

New surveillance camera system provides text feed

(PhysOrg.com) -- Scientists at the University of California in Los Angeles (UCLA) have developed a prototype surveillance camera and computer system to analyze the camera images and deliver a text feed describing what the ...

Spread of DNA databases sparks ethical concerns

You can ditch your computer and leave your cellphone at home, but you can't escape your DNA. It belongs uniquely to you—and, increasingly, to the authorities.

Making crowdsourcing easier

Crowdsourcing is a technique for farming out labor-intensive tasks over the Internet by splitting them into small chunks that dozens, hundreds or even thousands of people complete at their desks for a few cents each.

page 1 from 3