K26CS-D A chameleon searches for a mate in Madagascar; a Scottish water vole swims a lake, climbs a waterfall and scales a mountain to find a place to raise her pups. 2026-08-06 The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.". 2026-08-06 Astronaut Scott Kelly's first steps back on Earth following a year on the International Space Station; the twin study of Scott and his brother Mark reveals how space travel affects the body. 2026-08-06 A detailed look into news stories from around the world from the BBC news desk in Washington, D.C. 2026-08-06 Presenting a round-up of the most recent news and developments from across the world. 2026-08-06 Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events. 2026-08-06 A teacher in a prestigious international school is murdered at home shortly before he is due to move to Japan. 2026-08-07