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Ask HN: High school student – is learning programming still worthwhile?

As a high school student, I’m trying to figure out what major I’m interested in. About half a year ago, I thought EECS was a great major for some STEM students like me, because I see many of the world's most influential entrepreneurs, such as Elon Musk and Jensen Huang, have built companies around software, hardware, and artificial intelligence, helping advance technological and society. Recently, however, I have been exposed to a variety of AI-powered programming tools, such as Claude Code and

2026-06-05 原文 →
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Kevin O’Leary agrees to downsize massive Utah data center

Kevin O'Leary agreed to halve the size of his planned 40,000-acre data center in Utah amid mounting pressure from residents and activists, as reported earlier by local affiliate ABC4. The Shark Tank star sent a letter to Utah Senate President J. Stuart Adams on Thursday, saying that he will remove 19,430 acres from the project, […]

2026-06-05 原文 →
AI 资讯

Ask HN: Time loop and partial blackhole?

Hello. I am a 9th grade student from India. AI was used only for grammar correction. These are my own questions. I am confused about two concepts: 1. Second Law of Thermodynamics: It states that the entropy of an isolated system increases. Decreasing entropy requires work. Does this imply that while time dilation from General Relativity can cause time to pass slower, time can never run backwards, as that would require a spontaneous decrease in entropy? 2. General Relativity: Time passes slower i

2026-06-05 原文 →