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By helping organizations trumpet the world's most pressing causes through social media, three college students give back exponentially. With the overwhelming influence social media has on daily life, people are constantly bombarded by tweets and status updates. In the last few years, the use of social media has risen exponentially around the world, creating new communities and outlets for communication—something Patrick Ip, Sonia Chokshi and Kavya Shankar decided was an opportunity to trigger social change.

As a business owner, if you can tap into the passion of your workforce the same way that Wikipedia taps into its army of unpaid volunteers, you can accomplish things that no amount of money can buy. Have you ever stopped to consider how remarkable Wikipedia is? The online encyclopedia represents arguably the greatest collection of knowledge and information ever assembled--and the overwhelming majority of the work in creating and maintaining it has been done by unpaid volunteers .

New legislation that could free up start-ups to fundraise online is gaining steam. Here's how it could disrupt traditional capital formation.

A bit of off-the-cuff praise can literally change someone's day. Try it. It only takes a second to make another person feel valued, yet the effect can last a lifetime.

This year has been the worst in recent history for natural disasters in the U.S., with record-level floods, fires, and hurricanes.

Every year, an organization called Improbable Research offers up the Ig Nobel Prize , a Nobel spoof award that it is given for science innovations "that first make people laugh, then make them think." This year, our favorite entry came from researchers at the Shiga University of Medical Science, who developed something called the wasabi alarm, a fire (or general emergency alarm) that slashes noise pollution but might make anyone nearby feel sick.

A lot has been written about why people deny the findings of science. Why, ask the devotees of reason, do people’s views on vaccines or climate change not match the overwhelming bulk of the evidence

Japan's earthquake and tsunami put the nation at the brink of a healthcare disaster. Dr.

Warner Bros. announced Tuesday that it will offer movies directly for rent or purchase through Facebook, becoming the first Hollywood studio to introduce a video-on-demand service on the world's largest social network. So far, only one title is available for rent--Christopher Nolan's The Dark Knight--but Warner says it will roll out more films in the coming months.