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Photograph by Douglas Sonders Josh Nesbit CEO, Cofounder, Medic Mobile Washington, D.C. Nesbit, 24, uses mobile phones and open-source software to bridge gaps in health care in low-resource settings. "AFTER THE EARTHQUAKE in Haiti, we had to use the technology that was in everyone's hands, the mobile phone, and the technology that would work with a very limited network, SMS.

1. Barack Obama once promised to have a science-friendly presidency, And at his ground-breaking town hall on Facebook , he promised more science . Specifically he wants to "start making science cool" and hopes the American people will think of the next "big energy breakthrough" the same way they felt about the moonwalks forty years ago

AT&T's smartphone business is booming, according to the lastest numbers--with the iPhone in the lead.

01 / Zynga > > For dominating--and monetizing--the social-gaming industry. The largest social-games developer in the world touts hundreds of millions of monthly active users on FarmVille, Treasure Isle, Zynga Poker, Mafia Wars, and more

1. Wal-Mart just handed over around $300 million for Kosmix, a topic-curated social media platform that's just six years old. The new firm will join the @WalmartLabs division, trying to build-out the retail giant's online shopping experience--which is now set to get a big injection of social media thinking, and will probably leverage Kosmix's smart semantic interpretation code to come up with purchase suggestions 2

Many business executives have not found sites such as Facebook, Twitter, YouTube, Myspace, and Linkedin useful in making money.

1. When former Time magazine editor Walter Isaacson began appearing a Apple events, everyone knew he was working on a book. Over the weekend it was officially revealed that his authorized biography of Steve Jobs, iSteve: The Book of Jobs, will be published in early 2012.

At South by Southwes t Interactive this year, one couldn't walk 10 feet without hearing about a new app that connected you to people, places, or deals near your present location. Many, like the location-aware app game Dokobots, use Foursquare as a template. Others, such as Yobongo or Meet Gatsby, match users up with people nearby to chat with, ask advice from, or meet

1. Darling of the social media scene Twitter just revealed some stats for its recent performance, and they're pretty eye-popping: Over the first quarter of 2011 Twitter's tweet-per-day count grew 41% globally, and 38% in the U.S. Meanwhile from December to March there was a 52% increase in monthly sign-ups, and 155 million tweets per day are going on, up from 55 million at the same time last year.

Ex-Digg brainiac (by which we mean inventor and CEO) Kevin Rose has got a new baby: Milk. It's an idea incubator, specifically behaving like a development lab for "out there" ideas. It's targeting the mobile Net.

A trade show may be the single best place to collect data about your industry—and your rivals. It teems with chatty salesmen, knowledgeable exhibitors, industry insiders, and high-level executive speakers. To John Nolan, a 22-year military intelligence veteran and business consultant, that's a "target-rich environment." Define your goals and do some homework beforehand, and you will come home with a lot more than a stack of business cards

Today, BMW announced the planned creation of a tech incubator in New York City to seed innovations in mobile and location-based services. The announcement follows the automaker's establishment in February of a venture capital company, BMW i Ventures, with an investment fund of as much as $100 million, and serves as yet another indication that BMW is turning its eye toward the mobile startup scene

Will cash and credit survive the Digital Age? According to a new survey conducted by Mobio Identity Systems, 94 percent of North Americans would be happy to complete payments through their phone if they knew the system were secure. Most merchants and small businesses choose to only accept cash or check to avoid paying the extra fee attached to processing a credit card

Photographs by Darren Soh An elderly women holds a sign that says "Please, sir hold on. I'm not asking for a red envelope." | Photographs by Darren Soh It is a couple of weeks before Chinese New Year and Chen Guangbiao is sitting in the back of his SUV, barking orders out the window at his press secretary, a serious lady with a serious clipboard: "Beijing News, Beijing Evening News, Beijing Youth Daily ..."Chen, a member of China's new and fast-growing billionaire ranks, has just paid these newspapers to publish articles listing the charitable deeds he's done over the course of the year.

The Apple rumor mill grinds ever on, and has turned up new hints about the future of MobileMe , location apps, and that Apple TV story (again).