Gravitational waves4 Feb 2022Paddleboarders ride tidal bore wave phenomenonThe tidal bore occurs twice a day on the River Dee, creating big waves of white water.4 Feb 2022Wales29 Jun 2021Rare cosmic collisions sighted twice in 10 daysSeparate collisions of a neutron star and a black hole are detected in a short space of time.29 Jun 2021Science & Environment