Contest inspires next generation of female code breakers

Ahead of COP26, Ros Atkins looks at what the world’s biggest emitters are doing to tackle climate change.

The timeline for developing coronavirus vaccines has been rapid, but safety was never compromised the head of the Global Vaccine Alliance (Gavi) has said. Speaking to BBC Hardtalk Dr Seth Berkley described the progress as “extraordinary”, explaining that he thought the development of Covid vaccines would take around 18 months to two years. “We squeezed…

We need to look at the complex set of issues that are pushing people out of Central American countries as well as the pull factors attracting people towards the United States, the former assistant secretary at the Department of Homeland Security, Elizabeth Neumann, has said. Every administration dating back to George W Bush has looked…

Tens of thousands of ordinary people have had to flee their homes – with hundreds killed or injured in recent weeks – as Taliban insurgents continue to gain ground in Afghanistan. As foreign troops withdraw, many Afghans fear a brutal return to the regime of the 1990s, which was characterised by public executions, stonings and…

Around the world different coronavirus variants are dominating and scientists are updating their jabs to tackle them more effectively. Vaccine research scientist Dr Paul McKay explained to BBC World News why the Delta variant, which was first identified in India, is now the dominant strain in the UK, how vaccines are updated and how long…

Three astronauts took off for China’s new space station in the country’s longest crewed mission on Thursday. Astrophysicist Dr Megan Argo, told BBC World News the mission would involve checking out the systems on-board the core module and getting the space station ready for habitation and the next phases of construction.