Twitter stock's jumped 30 percent after growth in its user base soothed concerns about its future, but some analysts remain skeptical.
Peter Schiff says two catalysts this week could send gold prices higher.
Sanctions are intended to tighten the screws on Russia by targeting broad sections of its economy and financial markets.
Barclays investment banking profits almost halved in the first half compared to the same period last year, as trading revenues slumped.
Crash tests involving two popular electric cars show the batteries in those vehicles hold up with no major issues after violent collisions.
California has seen a rush of people health insurance, but will have a tougher time with the remaining uninsured during Obamacare's next enrollment.
GM was hit with a lawsuit brought on behalf of more than 650 people allegedly injured or killed in accidents involving cars that have been recalled.
Geopolitical tensions are heating up globally, but it isn't clear investors should react, with markets not paying the conflicts much attention.
Twitter jumped sharply on Tuesday after the social media company easily topped earnings and revenue expectations.
Paul Singer has called the threat of a widespread blackout from an electromagnetic surge the "most significant danger" in the world.
Kidnapping Europeans for ransom has become a global business for Al Qaeda, bankrolling its operations across the globe. The NYT reports.
Regeneron Pharmaceuticals said the U.S. Food and Drug Administration has approved the use of Eylea for the treatment of diabetic macular edema.
Marc Faber has been predicting a major selloff in stocks for the past three years—when he hasn't been calling for global economic collapse or war.
President Barack Obama announced new sanctions against key sectors of the Russian economy but denied that the U.S. is in a new Cold War with Russia.
Cramer is seeing troublesome developments all over the market. "We have to face some facts here," he said.
Ron Paul says that conditions in the market "are every bit as bad" as they were in 2008 and 2009 and he predicts a market crash.
Icahn cut his stake in Family Dollar Stores to 6.03% as of Tuesday from a previously reported stake of around 9.39%, according to a SEC filing.
Shares came public at $16. By the second day of trade they leapt to $34. What does Cramer make of the price action?
Twitter CEO Dick Costolo once had a career in comedy. That sense of humor may come in handy right about now.
Though Wall Street awaits the Fed's monetary policy announcement, it's not the "biggest wildcard" this week, says Jefferies analyst David Zervos.