Explorers descended into a 500-foot-deep cave—only to find something even more mysterious below: a perfectly blue, seemingly bottomless hole. Learn what makes this rare geological formation so ...

This computer-generated image of the Blue Abyss pool features a heavy-lifting ... recreation and research and training for space and deep-sea missions. UKSpace, a trade association representing ...

In his office 365 metres above sea level, professor Nick Dulvy stares into a deep blue abyss — the swirling tides of a rapidly changing ocean. As overfishing, climate change and the myriad of ...

In his office 365 metres above sea level, professor Nick Dulvy stares into a deep blue abyss — the swirling tides of a rapidly changing ocean. As overfishing, climate change and the myriad of ...