2012 YEAR IN REVIEW
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- Mormons address mystery surrounding undergarments
- Man apprehended after jumping White House fence
- Inspector: 'Serious lapse' at Secret Service
- Koch Brothers Super PAC adds another $6.5 million in TV ads
- Ingrown Toenail? How to Snip It the Right Way
Nobody likes ingrown toenails, and when you get one, your instinct may be to clip off the offending bit.
- Palawan in the Philippines named world's top island: CN Traveler
- UK man faked coma for 2 years to avoid court
- Huge Magnetic 'Ropes' Drive Powerful Sun Explosions
Known as magnetic flux ropes, coronal loops and solar prominences, these structures possess spiraling magnetic field lines, as if a huge bar magnet had been twisted into a corkscrew. Scientists have long thought magnetic flux ropes drive powerful solar explosions such as coronal mass ejections (CMEs), which can spawn geomagnetic storms that damage satellites in space and disrupt power grids on Earth. Two models for how magnetic flux ropes are involved have emerged. In the first model, a magnetic flux rope exists before the eruption.