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TechRadar
TechRadar
Lance Ulanoff

I asked GPT-5, Claude AI, Gemini, and Copilot to explain cold fusion to me like I was a 5-year old, and you'll be surprised which did it best

Claude AI Gemini ChatGPT Akira Kurosawa OpenAI
AI questions.

Ever since OpenAI unveiled GPT-5, I've been looking for ways to challenge it and compare it to the rest of the AI field. After exploring math theorems, SAT questions, and brain teasers, I settled on a tough science concept and the mind of a five-year-old.

What I found surprised me, and it illustrated the strengths and weaknesses of GPT-5, Gemini 2.5 Flash, Claude Sonnet 4, and Microsoft Copilot.

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