Jetbeam’s flat, rectangular three-in-one E26-UV Kunai pocket torch (or flashlight for those in the US) is one of the most versatile models on the market and easily one of the brightest for its size.

Lightwood, Derbyshire: Shine it on a simple green plant like moss or saxifrage and they become glittering, baroque jewels I’m blaming my fellow diarist Kate Blincoe. Recently, she extolled the joys of ...

Muyshondt makes totally over-engineered, no-expense-spared pocket flashlights for camping and other uses, but this one uses an ultraviolet LED made especially for watches — and, more specifically, ...

An eerie glow has been emanating from Wales' forests and rockpools for the country's annual dark skies week. David Atthowe, a nature guide from Norwich, was invited to shine his ultraviolet (UV) ...