Hi Tech & Innovation

Saving lives by letting cars talk to each other

The death of a person earlier this year while driving with Autopilot in a Tesla sedan, along with news of more crashes involving Teslas operating in Autopilot, has triggered a torrent of concerns about the safety of self-driving ...

Business

Verizon adds more cellphone customers; profit slips

Verizon's net income fell in the second quarter but a key earnings measure topped analyst expectations as the country's largest cellphone company added more wireless customers.

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Wireless

Wireless communication is the transfer of information over a distance without the use of electrical conductors or "wires". The distances involved may be short (a few meters as in television remote control) or long (thousands or millions of kilometers for radio communications). When the context is clear, the term is often shortened to "wireless". Wireless communication is generally considered to be a branch of telecommunications.

It encompasses various types of fixed, mobile, and portable two way radios, cellular telephones, personal digital assistants (PDAs), and wireless networking. Other examples of wireless technology include GPS units, garage door openers and or garage doors, wireless computer mice, keyboards and headsets, satellite television and cordless telephones.

This text uses material from Wikipedia, licensed under CC BY-SA