From 2025, physics, chemistry and biology will no longer be offered as separate GCSE subjects.
The world's biggest oil exporter will cut carbon emissions, but not stop producing fossil fuels.
The climate activist speaks to the BBC about the COP26 conference, emissions targets and rickrolling.
Millions of tonnes of sand were shifted to part of the Norfolk coast - have they held back the sea?
Najin, 32, has been part of a programme in Kenya trying to save her species from extinction.
Government advisers express "deep concern" at planned reductions in aid spending before COP26.
Countries will argue over a response and the poorest will suffer most, US intelligence says.
The launch completes all its stages but fails in its goal of putting a dummy satellite in orbit.
Scientists say they have precisely dated a camp in Newfoundland, Canada, thanks to a new technique.
Nasa's next-generation spaceship is attached to the rocket that will return people to the Moon.