Yes, if have a programmable TI calculator, such as the TI-84, and most of the higher ones from that point.
If you do want to text message, then you need a calculator-to-calculator cable, and a program on both that allows texting. Of course, because the calculator cable is only about a foot long, it would be slightly redundant to be texting unless instead of talking. For an examples of such a program, try this page: http://www.ticalc.org/pub/83plus/basic/programs/linking/
However, you can't actually text wirelessly.
This answer is completely wrong. You cannot send SMS text messages to or from a calculator.
Yes you can. Just press "2nd" "Link" (x,t,e,n). The person you are sending to needs to go there also and press "Recieve"
Use picto chat
'Send messages' in French is 'envoyer des messages'.
Specialized cells that send messages from one part of the body to another.
to send error messages to send control messages
a glass medium to send messages
One service that allows a user to send Text Message for free is the Text Em website. Another option is to send free text messages from the Text for Free website.
Receptor molecules
Only moderator's have the option to send gray messages.
Neurotransmitters are chemicals that send messages from one cell to another.
Before written messages, a messenger could go on another persons behalf. That still does happen in modern times for important or highly confidential messages.