President Zelensky has arrived in Turkey for peace talks with Russia but Vladimir Putin isn't there - and the Ukrainian leader has accused the Kremlin of sending “stand-in props” instead.

Also on the programme: how the expansion of renewable energy sources is now driving down China's emissions of greenhouse gases; and the surprise discovery of an original version of one of the earliest and most important bills of rights in history – the Magna Carta.

(Photo: Russian President Vladimir Putin speaks during a joint media statement with Malaysia's prime minister following their talks at the Kremlin in Moscow, Russia, 14 May 2025. Credit: EPA-EFE/Shutterstock)