U.S. stocks split sharply at Thursday’s close, even after long Treasury yields reversed. The Nasdaq Composite fell 1.25% to ...

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The S&P 500 closed at a record 7,818.93 on Tuesday, up 0.58%. Yet it finished 25.59 points below its intraday peak. The ...

The Nasdaq Composite was down 0.47% at 27,468.99 by 12:50 p.m. EDT. It had gained 0.12% from the cash open. The 10-year yield eased to 5.316% from 5.364% at its high. The recovery remained narrow. The ...

The S&P 500 rose 0.72% to 7,830.08 by 12:51 p.m. EDT. It remained on record-close pace. Utilities gained 2.51%, while the Russell 2000 fell 0.20%. The split matters for investors testing the ...

U.S. stocks opened unevenly on Monday as a 5.30% 10-year Treasury yield restrained an otherwise broad advance. The Nasdaq Composite gained 0.5% by 10:05 a.m. EDT. The S&P 500 added 0.2% soon after the ...

A data-led outlook for mountain bikes, e-MTBs and the global bike-park economy, including infrastructure, revenue models, ...

OpenAI disclosed on September 30 that a coordinated campaign tried to extract hidden reasoning from its models. Activity began July 1, then peaked on July 24 and 25. Those two days brought 16,000 ...

A 335-kilogram spacecraft built to inspect inactive satellites reached low Earth orbit on October 1. NASA confirmed that Otter 24C launched at 11:32 a.m. PDT on SpaceX’s Transporter-18 rideshare. The ...

Renesas began sampling a 650-volt gallium-nitride power switch on September 30 in an 8 × 8 mm package cooled from both sides. The TP65H020G4PLSGBD is aimed at the converter stage between an 800 V ...

NASA has pushed a full-scale DAVINCI test sphere through six simulated descents to Venus temperatures. The campaign ran from August 28 through September 10. Each cycle raised the hardware to 465 ...

An Australian Senate committee has sent written requests for OpenAI chief executive Sam Altman and Anthropic chief executive Dario Amodei to appear at an October 1 hearing in Canberra. Their ...