Analysis of the sediment in Belize’s Great Blue Hole shows a concerning trend. Blue holes, the name for collapsed limestone ...

Thousands of translucent blue marine organisms, known as by-the-wind sailors (Velella velella), have recently washed ashore ...

When highly reflective snow and ice give way to dark blue ocean, the same amount of the sun's energy that was bounced back into space is absorbed by water instead, accelerating the pace of global ...

Global sea ice hit a record low for February, with Arctic and Antarctic ice levels far below average. Rising global ...

That helped push combined Antarctic and Arctic sea ice cover -- ocean water that freezes and floats ... When highly reflective snow and ice give way to dark blue ocean, the same amount of the ...