A photographer experienced a magical moment near Swansea, Wales, this weekend as the sea glowed and glimmered an otherworldly blue. Alyn Wallace, a landscape and astronomy photographer based in South ...

Bioluminescence — the ability of a creature to emit light from its body — may seem incredible, but it’s commonplace in the ocean: One recent study found that 76 percent of ocean life has this power.

Tributes have been paid to a Welsh astrophotographer who died in Turkey. Alyn Wallace, 34, from Pontypridd, Rhondda Cynon Taf, was known as one of the world's leading astrophotographers and took ...