As heatwaves become more frequent and intense, cities around the world are searching for ways to stay cooler without relying solely on energy-intensive air conditioning. Medellín, Colombia, has emerged as one of the world’s most celebrated examples of nature-based urban cooling. Through its Green Corridors programme, the city planted around 880,000 trees and more than…

Coastal flooding that was once considered unusual is becoming a more familiar part of life in many parts of the world, and rising sea levels appear to be a major reason why. A new international study suggests that the gradual increase in ocean height has fundamentally changed how often exceptionally high sea levels occur, making…

For decades, solving the world’s hardest mathematical problems has been considered a uniquely human pursuit, requiring imagination, persistence and the ability to explore ideas beyond established methods. Artificial intelligence, meanwhile, has largely been viewed as a tool for computation and analysis. A Harvard mathematician’s collaboration with an experimental AI model has gained widespread interest after…

Honeybee colonies organise work without any leader assigning tasks, but scientists have now discovered that specific brain circuits help control this process. (Representational photo) Honeybee colonies work in an organised way even though no bee tells the others what to do. Young bees look after the queen and baby bees, older ones build and guard…

At the June meet-and-greet organised by the GLFC, half a dozen sea lampreys posed for the cameras at the Capitol. One of them even sucked on the palm of Representative Bill Huizenga, as per a CNN report. Among the few things the entire Congress agrees on, this is one: the invasive sea lampreys must go.For…