The Mystery of the Soay Sheep
The island of Hirta, in the St. Kilda archipelago off the northwest coast of Scotland, is an uninhabited, windswept place, perfect for studying the wild sheep who live there. British researchers have been watching them for 25 years, and report...

Firefox 3.5 Can Still Learn From Its Competition (PC World)
PC World - While Mozilla lights a fire under competing browsers with support of emerging Web standards with Firefox 3.5, it can still improve its performance, reliability, and usability.

Bluetooth "Big Brother" tracks festival-goers (Reuters)
Reuters - Researchers are using Bluetooth technology to observe the meanderings of tens of thousands of festival-goers at a top European rock festival, hoping their findings will launch a new generation of tracking devices.

WATCH: Whiz Creates a Twitter House

Sony Struggles as Walkman Turns 30
Sony tries to reinvent itself and win back its reputation as a tech pioneer.

Web retailers, states tussle over tax rules (AP)
AP - In a big break for online shoppers, Web retailers generally don't have to charge sales taxes in states where they lack a store or some other physical presence.