Beyond sanctions, U.S. officials are hoping to further target and isolate North Korea's international finance machine.
Some of Tuesday's midday movers:
The strengthening dollar is pinching the country's largest international tourist market, SunTrust analyst Patrick Scholes said.
Space X CEO Elon Musk is recruiting Seattle in his quest to establish a human settlement on Mars, reports Bloomberg.
A big bet's been wagered that oil services company Weatherford International Would fall 35 percent by August.
CNBC's Jim Cramer said Tuesday that countries around the world, including China and India, are starting to benefit from oil's price plummet.
Gold has extended gains to climb to its highest level since last October as copper has fallen further below $6,000, beyond five-year lows.
MetLife is filing legal action in federal court to try to overturn the designation by U.S. regulators that the insurer is a too big to fail.
Charlie Hebdo will publish a front page with a caricature of the Prophet Mohammad in its first edition since Islamist gunmen attacked the newspaper.
A computer can determine your personality better than your closest friends family by using your Facebook "likes", a study found.
Al Qaeda militants in Syria are plotting attacks to inflict mass casualties in the West, possibly against transport systems or "iconic targets", the head of Britain's MI5 Security Service said on Thursday.
Rocky Mount Resources CEO Chad Brownstein thinks oil will bottom in the mid-$40s and believes now is the time to buy this sector.
Economist David Rosenberg says oil prices may not rise anytime soon, which could be very good news indeed for equities.
U.S. stock index futures signaled a flat-to-higher open, as investors watched to see how markets would digest earnings as oil fell further.
U.S. government debt prices were little changed on Monday ahead of earnings from aluminium producer Alcoa.
Some of Monday's midday movers:
The banking industry could look different soon due to the high cost of being a big bank, Lazard's Gary Parr tells CNBC.
David Katz, member of Squawk Box's inaugural Portfolio Challenge, believes that Qualcomm and an energy giant will do well with oil's recovery.
Jim Cramer agrees with Peltz about a breakup for Dupont. Here's how to play it.
Hearst has incubated a digital-video powerhouse within its secretive empire.