Teens across Australia scramble for loopholes as a first-of-its-kind social media ban takes effect

The chatbot that started the AI race has seen its lead shrink as its user base plateaued over the summer. And new challengers from established tech giants are gaining ground rapidly

A growing Japanese community in Gurgaon builds homes away from home — balancing cultural comfort with the loneliness of distance

From the Darién Gap to the Caspian Sea, a British adventurer spent 27 years honouring a barroom bet to walk around the world, from Chile to Hull

Documents show ex-intelligence operatives pushing of Russian for a techno-strategic alliance with India to counter Western dominance

As new companies test “solar geoengineering” to prevent climate change, opponents feel it could kill people by raising air pollution levels

Updated cardiovascular guidelines from leading US medical bodies call for stricter blood pressure control, routine kidney testing, home monitoring and personalised treatment

Five hours of high-stakes discussions end without agreement as Russian advances harden Kremlin’s stance

Ruhollah Khomeini promised free water but decades of mismanagement, drought and corruption push Iran’s capital toward an unprecedented water shutdown

The rapid rise of weight-loss drugs is forcing a massive overhaul across major industries as companies scramble to cater to consumers with changing bodies and shifting spending habits