Have you ever sat on the bottom of a swimming pool and pondered your watery ceiling? Most of the surface is a sheet of light blue, and you can't see through it, even though the water is clear. But ...

Large shifts in UV radiation at Lake Tahoe are associated with wet and dry climate extremes, finds a new study. Lake Tahoe is experiencing large-scale shifts in ultraviolet radiation (UV) as climate ...

A Korean research team has developed a light-powered artificial muscle that operates freely underwater, paving the way for next-generation soft robotics. The research team—Dr. Hyun Kim at the Korea ...

Which diving light is best? Whether you’re an experienced diver or just starting, you won’t always be diving in crystal-clear water with the sun shining brightly from above. And as your skill ...

Archaeologists have uncovered a previously unknown ancient Minoan city beneath the waters off southern Crete. The discovery, made by a team working near Matala, has stunned experts with its unique ...