Scientists created an exam so broad, challenging and deeply rooted in expert human knowledge that current AI systems consistently fail it. “Humanity’s Last Exam” introduces 2,500 questions spanning mathematics, humanities, natural sciences, ancient languages and highly specialized subfields.

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19:36, 27 февраля 2026Мир

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At the season-launching masquerade ball, Bridgerton stalwarts Vitamin String Quartet bring a Coldplay cover that's hard to miss. The track from 2008's Viva La Vida soars into the halls of Bridgerton House, setting the scene for Sophie Baek (Yerin Ha) to sneak into a technicolour world, Cinderella-style.

The barges had to be towed into position

《儒藏》数字化

There are two main types of smoke alarm tech, says Raman Chagger, principal consultant at BRE, the Building Research Establishment. Ionisation-based systems use a tiny amount of radioactive material to charge, or ionise, particles in the air which flow between two small plates. Should smoke interrupt that flow of charged particles, the alarm goes off.