The ocean is blue because water absorbs colors in the red part of the light spectrum. Like a filter, this leaves behind colors in the blue part of the light spectrum for us to see. When sunlight hits ...

Picture the vast expanse of ocean you've seen in postcards or vacation photos - that brilliant blue stretching endlessly toward the horizon. Yet something profound is happening beneath those familiar ...

The deep blue sea may not have always been so blue. A new study suggests that the Earth's oceans may have changed color over time and could change again in the future, depending on the chemical makeup ...

To track the changes in ocean color, scientists analyzed measurements of ocean color taken by the Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua satellite, which has been ...

Changing ocean hues could bring some environmental blues, according to a new study from researchers at Duke and Georgia Tech. Using satellite data collected from 2003 to ’22, the researchers looked ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Human-driven climate change is altering the world’s oceans, including their very ...