The Guardians of Knowledge have assembled.
1,000 people from 90 different countries are meeting in Hong Kong this week to discuss the future of Wikipedia, the world's most popular encyclopedia.
Wikimania brings together Wiki-staffers, editors and other information junkies for a series of talks that will determine how information is gathered, posted and digested by Wikipedia's hundreds of millions of users.
The online encyclopedia currently offers 30 million articles in 286 languages.
Which brings us to tonight's number: 7,000 pounds.
According to CW39's SciGuy Eric Berger, that is how much Wikipedia weighs.
Berger estimates the online encyclopedia is made up of 2.4 billion words which, if published as a traditional encyclopedia, would equal 1,800 volumes.
The U.S. Treasury has unveiled Secretary Jack Lew's new signature.
In case you don't remember, Lew's signature is horrible. Even President Obama joked teased him about it.
"I'd never noticed Jack's signature, and when this was highlighted yesterday in the press I considered rescinding my offer to appoint him. Jack assures me that he is going to work to make at least one letter legible in order not to debase our currency," Obama said in January.
Fortunately, he's changed it.
This is how its going to look on U.S. notes, such as the dollar bill.
But should his signature be appearing on dollar bills at all?
Erin Burnett asks whether it's time to ditch the dollar bill in Tuesday's the number.
The FBI is digging up a Detroit-area field searching for Jimmy Hoffa.
These digs can be costly.
Erin Burnett explains.
Soccer phenom David Beckham announced Thursday that he is retiring from the game that has seen him win championships in multiple leagues and netted him millions of dollars from endorsements and a salary that some estimate to be about $200,000 a week.
His decision to leave will, no doubt, lower his take home but don't cry for him.
Erin Burnett talks about what's keep him a kept man even in retirement.
Erin Burnett reports on how new legislation in North Carolina would make it illegal for Tesla to sell its vehicles without using an auto dealer.