A rare red rainbow was photographed in County Antrim. Pete Kirk spotted it in Mallusk on a Friday morning and sent the pictures to the BBC. Red rainbows appear when the sun is low, at sunrise or sunset, and are uncommon sights.
Scientists used AI to analyse 98 million bat calls recorded across 310 woodlands in Britain over three years. Some of the country's rarest bats, including the Barbastelle, were found mainly in south-west England.
University of Sheffield researchers, led by glass specialist Lisa Hollands, have recreated the colour-changing glass used to make the ancient Lycurgus Cup. A glass artist then built a new piece inspired by the cup, which will go on display permanently at the university's Turner Museum of Glass.
Spaceplanes could begin regular flights from Cornwall following an agreement.
