A decade ago, if someone had told you your phone could charge in less than 10 minutes or take a detailed photograph of the moon, would you have believed it? Despite our allegiance to technology, we ...

While most people seem to manage just fine with a single SIM card in their smartphone, some -- especially travelers, who can save money by fitting a local SIM card into their handset -- love the ...

In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone. Marguerite Reardon Former senior reporter ...

When traveling, why not do what the locals do? If you have the right phone, you can swap our your U.S. SIM card for a local card and save. Danny Sullivan is a journalist who has covered the search and ...