Wi-fi is a wireless data networking protocol, which allows for PCs and laptops to access the internet, within a given area or "hotspot", via a high frequency wireless local area network (WLAN). The term Wi-Fi was coined by the Wireless Ethernet Compatibility Alliance (WECA) as another name for IEEE 802.11b networking standard. WECA is still involved in certifying new wireless modems in order to verify that they are fully compatible with the standard.


Wi-Fi vs. WiMax - Wi Do I Care?

Wi-Fi vs. WiMax - Wi Do I Care?

Wi Fi Fo Fum, I think I smell the blood...oops wrong tale. This story doesn't involve giants, but it does involve giant leaps forward in technology that will affect us all.

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CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more.

TikTok CEO to testify before Congress in March

TikTok CEO Shou Zi Chew will testify at an upcoming hearing before the House Energy and Commerce Committee, a committee spokesperson confirmed to CNN Monday.


Madison Square Garden CEO doubles down on use of facial recognition tech

The chief executive of the Madison Square Garden Entertainment Corporation has doubled down on using facial recognition at its venues to bar lawyers suing the group from attending events.


As mass layoffs spread, tech workers are flocking to this app

In the week before Microsoft publicly announced plans to cut 10,000 jobs, thousands of workers at the tech giant who were eager for any information about the looming layoffs joined a professional networking site not LinkedIn, which Microsoft owns, but Blind.


Real estate agents say they can't imagine working without ChatGPT now

If you came across a four bedroom, 3.5 bathroom home listed for sale recently on a quiet cul-de-sac in Cedar Rapids, Iowa, you might not think twice about the online listing. It included typical real estate descriptions like "ideal for entertaining" and "ample space for relaxation."


China says it is 'deeply concerned' about reports of the latest US clampdown on Huawei

China has hit back after reports that Washington is moving to further restrict sales of American technology to Huawei.


Jan. 6 Committee failed to hold social media companies to account for their role in the Capitol attack, staffers and witnesses say

"There might be someone getting shot tomorrow."


Plagued with errors: A news outlet's decision to write stories with AI backfires

News outlet CNET said Wednesday it has issued corrections on a number of articles, including some that it described as "substantial," after using an artificial intelligence-powered tool to help write dozens of stories.


Snap stock plunges 15% as revenue growth stalls

Snapchat's parent company reported stalled revenue growth and a large net loss for the final three months of 2022, as it confronts tighter advertiser budgets amid broader economic uncertainty.


Meta and Twitter decided to restore Trump's account. Will other platforms follow suit?

Former president Donald Trump could soon make a return to Facebook, Instagram and Twitter, and reach the massive audiences on each, now that the companies behind those platforms have restored access to his accounts.


How Google's long period of online dominance could end

For the better part of 15 years, Google has seemed like an unstoppable force, powered by the strength of its online search engine and digital advertising business. But both now look increasingly vulnerable.


ASML says 'rules are being finalized' on chip export controls to China

ASML, a Dutch maker of semiconductor equipment, says "rules are being finalized" on export controls, amid reports that the Netherlands and Japan have joined the United States in restricting sales of some computer chip machinery to China.


Instagram's founders are back with a new app

More than four years after Instagram's founders left the company, they're back with a new app.


IBM and SAP are cutting thousands of jobs

IBM and SAP are the latest tech companies to slash thousands of jobs, as they reorganize businesses and profits come under pressure from a slowing global economy.


Researchers took gallium, a metal with a low melting point, and embedded it with magnetic particles to create a robot that can melt and move. Their inspiration? A sea cucumber.


Tech CEO apologizes for quoting Martin Luther King Jr. in layoff announcement

A tech CEO is apologizing after quoting Martin Luther King Jr. in a layoffs announcement.


Samsung profits sink to 8-year low as smartphone and PC demand drops

Samsung's quarterly profits have plunged to their lowest level in eight years as customers snapped up fewer cell phones and laptops.


China still wants to control Big Tech. It's just pulling different strings

Investors have raced back into Chinese tech stocks this year, encouraged by an apparent truce in a two-year battle between some of the country's most powerful regulators and its biggest internet companies.


Apple has infringed on worker rights, NLRB investigators say

Apple has illegally imposed rules on its employees that prohibit them from discussing their wages and engaging in other protected activity, according to investigators at the National Labor Relations Board.


ChatGPT passes exams from law and business schools

ChatGPT is smart enough to pass prestigious graduate-level exams -- though not with particularly high marks.


ChatGPT creator rolls out 'imperfect' tool to help teachers spot potential cheating

Two months after OpenAI unnerved some educators with the public release of ChatGPT, an AI chatbot that can help students and professionals generate shockingly convincing essays, the company is unveiling a new tool to help teachers adapt.





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