ITGSopedia

By uploading images of this week's violence in Manama, the capital, to Web sites like YouTube and yFrog, and then sharing them on Facebook and Twitter, the protesters upstaged government accounts and drew worldwide attention to their demands. A novelty less than a decade ago, the cellphone camera has become a vital tool to document the government response to the unrest that has spread through the Middle East and North Africa.

A new online mapping tool will enable scientists and the public to track outbreaks of animal diseases that might jump to humans.

concerns have developed about invasions of privacy, for the most complete records on the travelers may be the ones they are carrying: their laptop computers full of professional and personal e-mail messages, photographs, diaries, legal documents, tax returns, browsing histories and other windows into their lives far beyond anything that could be, or would be, stuffed into a suitcase for a trip abroad. Those revealing digital portraits can be immensely useful to inspectors, who now hunt for criminal activity and security threats by searching and copying people's hard drives, cellphones and other electronic devices, which are sometimes held for weeks of analysis

You may think the only people capable of snooping on your Internet activity are government intelligence agents or possibly a talented teenage hacker holed up in his parents' basement. But some simple software lets just about anyone sitting next to you at your local coffee shop watch you browse the Web and even assume your identity online.

In a span of minutes just after midnight on Jan. 28, a technologically advanced, densely wired country with more than 20 million people online was essentially severed from the global Internet.