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  2. Communication during the September 11 attacks - Wikipedia

    en.wikipedia.org/wiki/Communication_during_the...

    There were reportedly three phone calls from Flight 11, five from Flight 175, and three calls from Flight 77. Two calls from these flights were recorded, placed by flight attendants: Betty Ong on Flight 11 and CeeCee Lyles on Flight 93. Alexa Graf, an AT&T spokesperson, said it was almost a fluke that the calls reached their destinations.

  3. Emergency service response codes - Wikipedia

    en.wikipedia.org/wiki/Emergency_service_response...

    United States[edit] In the United States, response codes are used to describe a mode of response for an emergency unit responding to a call. They generally vary but often have three basic tiers: Code 3: Respond to the call using lights and sirens. Code 2: Respond to the call with emergency lights, but without sirens.

  4. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...

  5. Telecommunications relay service - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_relay...

    A typical relay service conversation. A telecommunications relay service, also known as TRS, relay service, or IP-relay, or Web-based relay service, is an operator service that allows people who are deaf, hard of hearing, deafblind, or have a speech disorder to place calls to standard telephone users via a keyboard or assistive device.

  6. U.S. Surgeon General Wants a Warning Label for Social Media - AOL

    www.aol.com/u-surgeon-general-wants-warning...

    “Adolescents who spend more than three hours a day on social media face double the risk of anxiety and depression symptoms, and the average daily use in this age group, as of the summer of 2023 ...

  7. I love remote work too, but the benefits of face-to-face ...

    www.aol.com/finance/love-remote-too-benefits...

    Instead, the researchers recommend thinking about work while commuting by mentally mapping out a plan for the day. That’s why, on the way to the office, I make a mental list of tasks to tackle ...

  8. Top US carriers say roaming customers facing ... - AOL

    www.aol.com/news/top-us-carriers-roaming...

    June 27, 2024 at 11:49 AM. (Reuters) - Major U.S. telecom service providers said on Thursday some of their users traveling overseas were having connectivity problems due to an issue at a partner ...

  9. 311 (telephone number) - Wikipedia

    en.wikipedia.org/wiki/311_(telephone_number)

    History. The first use of 3-1-1 for informational services was in Baltimore, Maryland, where the service commenced on 2 October 1996. 3-1-1 is intended to connect callers to a call center that can be the same as the 9-1-1 call center, but with 3-1-1 calls assigned a secondary priority, answered only when no 9-1-1 calls are waiting.