Yelp

Yelp turned ten this year, while posting a profit for the first time.

Kai thinks the Internet has gone too far.

The fake online review business has moved way beyond having your friends write raves for you. “Reputation-enhancing” businesses provide fake reviews, sometimes outsourcing the job overseas.

Yelp has created heat maps showing the geographical density for search terms 'hipster,' 'pricey,' and more. Here's our (unscientific) look at the correlation between hipsters and money.

Oprah Winfrey hopes Armstrong's doping confession will boost her cable network. 7-11 wants to expand in Manhattan. Yelp plans to add health scores to restaurant ratings.

Letter grades from the health department found in the windows of restaurants in cities like San Francisco and New York will begin appearing in Yelp reviews. And, the National Association of Realtors gets in the tech startup game.

The popular review site will now post online alerts outing businesses suspected of soliciting paid recommendations.

Curiosity Rover will drop to Mars from ropes on Sunday night.