Herbalife filed a petition seeking information from Twitter to identify an anonymous user who posted defamatory tweets.
Ben Mezrich, New York Times best-selling author, discusses how two Russian billionaires helped bring Vladimir Putin to power.
Bloomberg says that CEO and chairman of JPMorgan Jamie Dimon is now worth over $1 billion. CNBC's Robert Frank reports.
Ten more billionaires have made the Giving Pledge, bringing the total to 137.
The "Squawk Box" news team discusses the newest signers to the Giving Pledge.
Last year's winner, Andy Chua of Singapore, paid $2,166,766 for his chance to dine with Buffett in New York
Tan Min Lan, APAC chief investment officer at UBS Wealth Management, discusses the latest survey findings about how the world's billionaires are investing their money.
CNBC's Robert Frank reports on what three things that billionaires have in common.
French telecommunications group Altice said it agreed to buy Suddenlink Communications in a deal valuing the company at $9.1 billion.
Perched atop the exclusive Billionaire Mountain, this Aspen crib is most certainly king of the hill, and we're giving you an inside look.
Warren Buffett and Bill and Melinda Gates tell CNBC's Becky Quick about the philanthropic efforts that they're most proud of.
Warren Buffett and Bill and Melinda Gates talk with CNBC's Becky Quick about how they're trying to change the world.
London, center of the $5-trillion-a-day global currency market, now wants to be home to a controversial upstart - bitcoin.
CNBC's Robert Frank takes a look at a Buddhist mansion near Palm Beach that offers the super rich a retreat from the daily stresses of life.
Check out the inside of the ultimate high-end home of billionaire Jeff Greene, with CNBC's Robert Frank.
"Shark Tank" investor Kevin O'Leary reacts to billionaire warnings of income inequality in the U.S.
Countries facing potentially pricey legal challenges from big tobacco firms are to get help from a fund created by Bill Gates and Michael Bloomberg.
Luisa Kroll, assistant managing editor for Wealth at Forbes Media, says the magazine's annual billionaires list shows China and California's tech entrepreneurs rising in terms of wealth creation.
Forbes has released its annual list of the world's billionaires, with Bill Gates taking the top spot. CNBC's Bernie Lo has more.
Kerry Dolan, Forbes wealth assistant managing editor, discusses who topped the world's billionaire's list.