Facebook Gets a Hold on Phones

Facebook Home, a new suite of software Facebook is introducing for Android phones, aims to take over phones right from their lock screens.
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New Flipboard: News and Posts Handpicked and Shared

A new second generation of Flipboard allows users to create and share their own handsome digital magazines with a few clicks and without any design talent required, says Walt.
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How Apple Gets All the Good Apps

While Apple never creates apps for other mobile systems or devices, its major mobile-platform foes — Google, Amazon and Microsoft — make many of their apps available for Apple devices.
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BlackBerry Reinvents Itself to Compete With All-Touch Smartphones

Walt reviews BlackBerry’s Z10 that reinvents the brand, losing its famous keyboard and offering a new user interface.
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Kindle Fire HD Is Better but It Isn’t the Best Color Tablet

Amazon’s Kindle Fire HD is slimmer, lighter and more stylish, but it doesn’t beat the iPad as a tablet.
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A Chance to Call 15 Friends to Video Chat in High Def

Zoom.us offers free, high-definition, group video calls for up to 15 people over a variety of devices.
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From Google, the Toughest Challenger to the iPad

Google’s Nexus 7 tablet is a serious alternative to Apple’s iPad and Amazon’s Kindle Fire.
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In a Medical Crisis, Service Helps Others to Help You

A free service creates a detailed online physical and digital profile of your medical and personal info.
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A Parallels World Where Windows Zips on Macs

Parallels Desktop 7 for Mac runs Windows quickly and smoothly on Apple devices, integrating programs with new features of the Lion version of Mac’s operating system.
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What to Do With Photos Piling Up in a Phone

A large number of photo apps have cropped up that allow you to tweak pictures, add filters, tag on information about subject and location, and post them on social-networking sites, writes Roger Cheng. Note: Walt Mossberg is on vacation and will return Dec. 16.
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Tango Brings a New Face to Mobile Video Calls

Google’s Nexus One Is Bold New Face in Super-Smartphones

Palm’s New Pre Takes On iPhone

Sharing Where You Are When You Care to Share