Amateur solved a 60-year-old Erdős problem with a single GPT-5.4 Pro prompt; Terence Tao says it's a nice achievement, but its long-term significance is unclear (Joseph Howlett/Scientific American)

Joseph Howlett / Scientific American: Amateur solved a 60-year-old Erd&odblacs problem with a single GPT-5.4 Pro prompt; Terence Tao says it's a nice achievement, but its long-term significance is unclear — A ChatGPT AI has proved a conjecture with a method no human had thought of. Experts believe…