Russian president Vladimir Putin has told his Chinese counterpart Xi Jinping that his country is "always open" to negotiations around Ukraine. Video: Reuters
Bamboo hurleys, collapsible turbines, cars fuelled by kelp and more at BT Young Scientists
United Nations Secretary General Antonio Guterres has called on rich nations to accelerate their shift to "net zero" emissions. Video: Reuters
Ahead of the women's Six Nations, Ireland have changed the colour of their shorts to combat period anxiety and England are discussing whether to follow suit.
It would be "unacceptable" if China were to position itself as a peacemaker in Ukraine by promoting a ceasefire, says US national security adviser John Kirby.
Russian state media has reported that President Vladimir Putin has paid a surprise visit to the Russian occupied Ukrainian port city of Mariupol.