As climate change intensifies, cities worldwide are grappling with the growing threat of extreme heat. Urban areas are ...

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

Reuters and a Harvard University researcher used top chatbots to plot a simulated phishing scam – from composing emails to tips on timing – and tested it on 108 elderly volunteers. The bots’ ...