Ukraine has claimed Washington asked for a news conference to be axed after Zelenskyy met a US envoy. Meanwhile, the Kremlin has hit out at a proposal to send UK troops to Ukraine as part of a ...

Fossilized olive leaves from a tree that was alive 60,000 years ago on the island of Thira (the modern Santorini) are immortalized in the volcanic ash that encased them after an eruption. The ...