A solar flare-up could cause huge damages to Earth's communication system and power grids.

Deals are easy to find online, but you miss out on actually seeing the item and having your questions answered quickly by sales people. So customers are increasingly using both: Go to the store to check the item out and find the deal online.

In the battle of the mobile superpowers, it's Apple v. Google and iPhone v. Android -- and consumers have to choose. Which culture do you fit in best?

Dropping home prices and a dismal job market mean more people are staying put and moving companies have fewer customers. Lenora Chu reports online competition is also giving traditional movers a headache.