Life at 50C: Mexico's struggle for water

Attempts to stop Hongkongers marking the 32nd anniversary of the Tiananmen Square crackdown is having the opposite effect of what was intended, the managing director of the Hong Kong Democracy Council, Samuel Chu, has said. A public vigil to mark the anniversary has been banned by Hong Kong for the second year running citing coronavirus…

The head of Norway’s sovereign wealth fund has said it will not divest the billions of dollars invested in oil and gas companies. Selling these companies would not solve the problem of transitioning to greener energy, Nicolai Tangen told BBC News’s Hardtalk programme’s Stephen Sackur. And it was “much more powerful to be an active…

Every country should try to have a “price on carbon”, the UK prime minister’s finance adviser for COP26 has said. The former Bank of England governor, Mark Carney, told the BBC’s Christian Fraser that although a global carbon price would be the best option, carbon taxes would probably have to be related to a country’s…

White House coronavirus adviser Dr Anthony Fauci tells the BBC the Delta variant will spread unless more Americans get the jab. But Dr Fauci says there would be regional surges of the coronavirus, instead of the nationwide spikes in transmission seen last year.

A commercial laser cutter has been transformed from a 2D machine to a 3D all-in-one assembler capable of creating devices which can fly straight off the factory line. LaserFactory is designed to create functional devices and robots, Martin Nisser, PhD student at MIT CSAIL said. “We wanted to be able to fabricate something which required…

Reports of a build-up of Russian troops on its shared border with Ukraine is “significant” and could lead to open conflict, Carl Bildt, co-chair of the European Council on Foreign Relations has said. He told BBC World News: “It’s clearly a deliberate decision by the Kremlin to escalate the conflict. Where this will lead us…