To turn Tumblr into an advertising powerhouse�and make it worth its $1.1 billion price tag�Yahoo Inc. will need to come up with some imaginative tactics that please marketers without turning off the site's fans, ad executives say.

The U.S. Senate gets a high-profile visitor this week as Apple CEO Tim Cook will press Congress to simplify corporate tax rates. Marketwatch's Robert Schroeder explains.

GrubHub and Seamless, two startups that let people order restaurant takeout without leaving the sofa or even talking on the phone, said Monday they are merging.

Boeing's 787 Dreamliner battery fix includes ventilation in case of a fire, reports CNBC's Phil LeBeau. Carrying 186 passengers, including the Chairmen and CEO's of United Airlines and Boeing, the Dreamliner made an uneventful return to service in the ...

Mon May 20, 2013 4:28pm EDT. By Ann Saphir. CHICAGO May 20 (Reuters) - The U.S. Federal Reserve could continue full-speed ahead on its bond-buying program through the summer, but end it abruptly in the autumn if by then it is confident that the ...

A federal appellate court today tossed out a lawsuit by Oakland County charging that mortgage giants Fannie Mae and Freddie Mac owe $12 million in unpaid real estate transfer taxes.

More bumps in the road are probably in store for Bitcoin. The virtual currency has seen some massive swings in value over the last several weeks, but that volatility is not likely to end soon, its lead developer suggested on Saturday.

By Herbert Lash. NEW YORK | Tue May 21, 2013 2:23am IST. NEW YORK (Reuters) - Global equity markets mostly rose on Monday, driven higher by a flurry of merger and acquisition activity, while a recent tumble in the yen against the dollar halted after ...

The price of silver on Monday tumbled to its lowest in more than two and a half years as the negative sentiment that has hit the gold market spread.

Settlement talks between SAC Capital and the federal government, which could have led to a pact preventing criminal charges against founder Steven Cohen, are off after Cohen was issued a subpoena by prosecutors last week.