What could be planet Earth's biggest water reservoir has been discovered around 400 miles underneath North America, inside mantle rock. Published in the journal Science, researchers from Northwestern University and the University of Mexico say there is evidence of oceans' worth of water tied up deep in the planet's mantle.
Yes you can. Tmobile an AT&T both run on a GMS frquency. Mymalathy answer: You need to unlock from AT&T Network lock,then you can use the T-Mobile Network,You can use the unlo â¦ ck code to unlock it... after unlock it use your phone with any GSM Network Sim card..ymalathy answer: You need to unlock from AT&T Network lock,then you can use the T-Mobile Network,You can use the unlo â¦ ck code to unlock it... after unlock it use your phone with any GSM Network Sim card..
An unlocked GSM phone. A SIM card for an unlocked GSM phone. New SIM cards can be placed into an unlocked GSM phone. An unlocked GSM phone can be used with any other carrier who also uses a GSM network. The ability to unlock a cell phone depends on the type of phone and the technology associated with it.View slideshow of images above. Watch the Did-You-Know slideshow. SIM card for an unlocked GSM phone. New SIM cards can be placed into an unlocked GSM phone. An unlocked GSM phone can be used with any other carrier who also uses a GSM network.