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China finished the first high-speed railway tunnel under the Yangtze River on Friday, marking a major step forward in the construction of a line that will one day connect the inland of the country with the coast. The 11.9km (7.4-mile) Caiyuanba Yangtze River Railway Tunnel links

Evangelicals, labor unions and anti-AI-data-center activists are part of a groundswell worrying about how fast technology is changing.

Distillation has long been a topic for AI wonks, but it's become a hot-button issue of late as techies and lawmakers debate how it should be regulated.

It would likely be too expensive and time-consuming for SpaceX to build a mobile network on its own. But the major wireless carriers have to hope one of their rivals doesn’t sell out.

Micron Technology, Inc. (NASDAQ:MU)'s recent earnings growth has been so rapid that it nearly appears to be a new firm rather than a cyclical memory maker. The company has gone from a negative $5.

Kevin Dietsch/Getty Images Moneywise and Yahoo Finance LLC may earn commission or revenue through links in the content below. For millions of Social Security beneficiaries, there's both good news and bad news for next year. The good news is that payments could be on course for a

Fidelity called on the US Senate to pass the CLARITY Act, joining industry groups and crypto firms pushing for market structure legislation.

GE Aerospace (NYSE:GE) has acquired an odd habit of beating earnings and then watching the stock sink. The pattern continued with the company's Q2 2026 report on July 16, with shares falling nearly 5% in early trading the next day, mirroring the reaction to the previous two earni

Italian Prime Minister Giorgia Meloni’s government may propose a pricey energy security and defense spending plan ahead of 2027 general elections, according to Corriere della Sera.

Space Exploration Technologies Corp (NASDAQ:SPCX) had the largest IPO in history in June, opening at $135 per share and momentarily reaching a $2.1 trillion value, and in the five weeks since, it has been the most widely shorted newly listed stock Wall Street has ever tracked. Sh

Big Tech’s insatiable appetite for AI investment is unleashing a relentless wave of bond sales — and having a bigger impact on the US corporate bond market than might be obvious.