The latest version of Thunderbird jumps from version 3 to version 5, matching its sibling Firefox as it joins Mozilla's rapid-release program. Thunderbird 5, available to download for Windows, Mac, and Linux, is mostly a bug-fixing release that improves stability. It also shortens and improves the workflow for adding new e-mail accounts.

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Twitter's current mobile site for the iPad is getting an HTML5 upgrade.

(Credit: Lance Whitney/CNET)

Twitter is enhancing its mobile site to make it more friendly for iPad users.

Tweeting the news earlier this week, Twitter said it plans to roll out an HTML5 version of twitter.com to iPad owners over the next week or so.

Though Twitter was mum on any...

Apparently, what you tweet can say a lot about who you are. It's an evolving truism that even socio-linguists are hip to. Just last month, a study was presented at a linguistics conference in Scotland that looked at possible connections between what people tweet and their gender.

The study gives word nerds like me the opportunity for all kinds of...

(Credit: Lance Whitney/CNET)

Now expanding to 38 new languages, Gmail's phone call feature has kicked in a slew of cheaper rates to more than 150 countries.

An alternative to Skype, Google's calling feature enables you to make free domestic and inexpensive international calls to any mobile phone or landline via Gmail Chat.

Launched almost a year ago,...