Subsea fiber-optic cables are the world’s information superhighways with over 95% of the world’s international data traveling through them. This not only includes email, video calls, and streaming but also financial transactions and government communications.

Tech giants including Google, Amazon, Meta and Microsoft are heavily investing in building subsea cable infrastructure to service their AI demands and connect their growing network of data centers. Because of the importance of this infrastructure however, subsea cables have become the targets of suspected sabotage. To understand how subsea cables work, CNBC visited Alcatel Submarine Networks subsea cable manufacturing facilities in Calais, France and Greenwich, England. We also spoke to government officials and tech giants to find out why subsea cables are crucial to keeping us connected and what we can do to protect this critical infrastructure.

Chapters:
0:00 – 3:02 Introduction
3:02 – 4:45 How do subsea cables work?
4:45 – 7:30 Increasing demand
7:30 – 13:05 Manufacturing and installation
13:05 – 22:08 Cable cuts and grey-zone tactics

Produced and Shot by: Magdalena Petrova
Camera and Editing: Erin Black
Animation: Jason Reginato, Mallory Brangan
Senior Director of Video: Jeniece Pettitt
Additional Editing: Nic Golden Henry
Additional Camera: Benjamin Hall
Additional Footage: ASN, Getty Images, Google, Reuters

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How A Million Miles Of Undersea Cables Power The Internet — And Now AI

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The war in Ukraine is making it harder for the U.S. defense, mining and construction industries to source high explosives like TNT. The shortage could increase the cost of cell phones, electricity, home and infrastructure construction and other essentials. Watch the video above to learn more about the global TNT shortage and how the defense and commercial explosives industries plan to address it.

Chapters:
0:00 Introduction
1:30 Chapter 1: National defense
4:20 Chapter 2: Commercial blasting
7:12: Chapter 3: The future of U.S. blasting

Produced, Shot and Edited by: Macklin Fishman
Additional Camera: Andrew Evers
Animation: Emily Park, Jason Reginato, Mallory Brangan
Senior Director of Video: Lindsey Jacobson
Additional Footage: Associated Press, Defense Visual Information Distribution Service, Explosives Research Lab at Colorado School of Mines, Getty Images, Humphreys County Emergency Management Agency, Reuters, WFIE, WSMV
Additional Sources: Agency for Toxic Substances and Disease Registry, Illinois Department of Natural Resources
With Special Thanks to: Explosives Research Lab at Colorado School of Mines

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Why The U.S. Is Making This Explosive Again

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With over 277 million active daily users, Zillow is the most widely used real estate app in the United States. The Seattle-based tech firm provides property price estimates and a wealth of data previously available only to Realtors in the Multiple Listing Services system. Today, many real estate agents rely on Zillow to generate leads that produce commissions. The company’s stock has underperformed the broader market as it wades through a series of legal challenges. Watch the video to learn how Zillow makes money and how its changing American home buying.

Chapters:
0:00 Introduction
1:18 Chapter 1: Zillow’s finances
6:19 Chapter 2: Zestimates and AI
8:08 Chapter 3: Multiple Listing Services

Produced by: Carlos Waters
Edited by: Andrea Miller
Additional Camera by: Paul Lester
Senior Director of Video: Lindsey Jacobson
Graphics: Jason Reginato
Additional footage: Getty Images
Additional Sources: New York University, New York Stock Exchange, U.S. District Court Southern District of New York, U.S. Securities and Exchange Commission, Zillow Group

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How Zillow Makes Money

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The pace and scale of artificial intelligence deals lately has been staggering, with ChatGPT-maker OpenAI alone racking up around $1 trillion-worth of AI deals this year. These interconnected investments have dramatically lifted the valuations of many of the companies involved and sent U.S. stock indexes to new highs.

But some experts are worried that this web of deals is reminiscent of the dotcom bubble.

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CNBC’s Julia Boorstin looks at the best websites for at-home buying this holiday season, and Valley Girl’s Jesse Draper reveals her favorites.
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Tech Yeah! zeros in on the biggest trends, hottest issues and coolest gadgets making waves in the ever-changing world of technology.

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The Best Shopping Gadgets | Tech Yeah! | CNBC

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