Disasters like the devastating tornado in Oklahoma often strike without warning and cell phones are invaluable. They often are the only resource for many.
That is, until they lose power.
Recharge your cellphone in 30 seconds
Remember Hurricane Sandy? Imagine what a relief it would have been if those cell phones could have been re-charged in under 30 seconds. Yes, you'd still need power. But only a quick hit.
Our Dan Simon reports on a young girl who may have just figured out how to do it.
Did you know that America's number one export is garbage? And the U.S. is a world leader in producing garbage, beating out China, Brazil and India.
Fortunately, America is also a nation of entrepreneurs. One company is taking the trash that has been spilling into our oceans and turning it into cold hard cash, and as you'll see, there's a very specific method to its madness.
Kyung Lah has the story.
It sounds like it could be an old joke - a neurosurgeon and two former Israeli soldiers walk into a coffee shop. But what happens next is no punch line.
It's a chance encounter that has turned an old idea – meant to prepare fighter pilots for battle – into an innovative new idea that could save lives.
Surgical Theater is a virtual program that helps surgeons simulate intricate surgery - just like a flight simulator helps the Air Force practice a critical mission.
Puppies learn how to be guide dogs for the blind. Erin Burnett reports.
Christmas Abbott is the latest woman to join the challenging, male dominated world of NASCAR.
Her task? Bolting tires in the pits.
A physically grueling task that few women have ever attempted before.
Erin Burnett has the story.
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