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The milky green and blue phytoplankton developed where warmer, saltier coastal waters from the subtropics meet colder, fresher waters flowing from the south.
Published Dec 21, 2018
A colorful image of the Arabian Sea shows the various types of activities occurring in the waters.
Published Dec 21, 2018
Shaped like an evergreen conifer, Lake Dukan is the largest lake in Iraqi Kurdistan.
Published Dec 21, 2018
These iconic photos are not new, but their message never gets old.
Published Dec 21, 2018
It snowed more, but the mass gained only compensates for some of the ice being lost in Antarctica.
Published Dec 20, 2018