Wall Street has been upbeat in January. The S&P 500 has advanced 3.5% so far this month, the Dow Jones has gained 5.9% and the Nasdaq Composite has added 2.1%. The tech-heavy Nasdaq has been hit hard ...

OpenAI just dropped a new AI model called o3-mini, and it’s free for everyone. This move comes right after DeepSeek AI ...

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In the 1860s, economist William Stanley Jevons said more efficient coal furnaces simply meant more coal was burned.