Flashing lights. Intermittent beeps. Curious machines assembled from motors, prisms, electromagnets, and “mercury rectifiers”. Stepping inside Tate Modern’s new exhibition is like entering the secret ...

Plastic washed up on Pembrokeshire beaches made a temporary return to the shore when they were used to create an amazing fish image ...

Plastic washed up on Pembrokeshire beaches made a temporary return to the shore when they were used to create an amazing fish ...