Taiwan's HTC unveils 4G tablet

Taiwan's leading smartphone maker HTC unveiled its first tablet device with 4G telecommunications technology on Thursday.

Review: Eye-Fi card makes cameras talk to phones

If you're old enough, you probably used to marvel that digital cameras could show a picture right after it was shot, eliminating the need for a trip to the photo store. Now, they look nearly as dated as fax machines, as smartphones ...

Whose 4G is fastest? AT&T, Sprint or Verizon

Just because you slap a shiny label on something doesn't make it so. All the major wireless carriers are now touting faster 4G networks, but the networks themselves are far from identical.

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