17/04/2026

'Cruelly hot': Japan devises new term for heat wave days

Blistering temperatures rising to 40°C and above will now be branded "cruelly hot" or "kokusho-bi" in Japan, the weather agency said Friday, as heat wave days become increasingly frequent in the region.

If birds are fancy dancers, are they smarter, too?

Does a male bird with a long and complex courtship dance have superior cognitive abilities? Simply put, is a talented dancer a smarter bird? To answer the question, researchers at Université de Montréal studied the zebra ...

Kinship interlocks: How the rich stay rich

How do some wealthy families remain in the upper class for many generations, while other rich families do not? That is the question author Shay O'Brien (Massachusetts Institute of Technology) tackles in the sociological study ...

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