Rapper Bad Bunny may have shone a light on Puerto Rico’s cultural riches recently, but the Caribbean island has long been a ...

This article was produced by National Geographic Traveller (UK). It only takes the gentle brush of a hand or slow glide of a boat to trigger the sparkling blue-green light of bioluminescent plankton, ...

Remember those glowing wonders you’d catch in your hands on a warm summer night? Whether you called them fireflies, lightning bugs, glow flies or moon bugs, these beautiful bioluminescent creatures ...